The invention relates to a lead-free brass alloy, containing 59 to 62 wt % Cu, 2.0 to 2.5 wt % Mn, 0.5 to 1.5 wt % Si, less than 0.1 wt % Pb, and a remainder of Zn and unavoidable impurities. The invention additionally relates to a bearing element or a bushing which is produced from the lead-free brass alloy.
The invention relates to a lead-free brass alloy, containing 55 to 59 wt % Cu, 2.0 to 2.5 wt % Mn, 0.65 to 1.5 wt % Si, less than 0.1 wt % Pb, and a remainder of Zn and unavoidable impurities. The invention additionally relates to a machine element which is produced from the lead-free brass alloy.
An alloy with the composition (in mass-%): C: max. 0.02%; S: max. 0.01%; N: max. 0.03%; Cr: 20.0-23.0%; Ni: 39.0-44.0%; Mn: 0.4-<1.0%; Si: 0.1-<0.5%; Mo: >4.0-<7.0%; Nb: max. 0.15%; Cu: >1.5-<2.5%; Al: 0.05-<0.3%; Co: max. 0.5%; B: 0.001-<0.005%; Mg: 0.005-<0.015%; Fe: the rest, as well as smelting related impurities, is further processed as an alloyed solid in the form of wire, strip, rod or powder via the molten phase and is used in the field of wet corrosion applications in the oil and gas as well as the chemical industry.
A nickel-base alloy composition includes nickel as the main constituent and the further constituents in percent by weight (% by weight): 0.04 to 0.10% carbon (C), 8 to 13% tantalum (Ta), 12 to 20% chromium (Cr), 3 to 25% cobalt (Co), less than 0.03% manganese (Mn), less than 0.06% silicon (Si), 0 to 6% molybdenum (Mo), less than 5.0% iron (Fe), 2 to 4% aluminum (Al), less than 0.01% magnesium (Mg), less than 0.02% vanadium (V), 0 to 6% tungsten (W), less than 1% titanium (Ti), less than 0.03% yttrium (Y), 0.005 to 0.015% boron (B), less than 0.003% sulfur (S), 0.005 to 0.04% zirconium (Zr) and less than 3% hafnium. Additionally provided are an additive manufacturing method, a method of additively manufacturing a component part from a powder of the alloy composition provided, a corresponding intermediate alloy, and a component part consisting of the nickel-base superalloy.
Method for producing a support film for catalytic converters with application temperatures < 900°C, consisting of an iron-chromium-aluminium alloy containing 8-14% by weight Cr, 1-4% by weight Al and iron as the remainder, along with melting impurities, by the alloy being cast in the form of ingots, the ingots being hot-rolled or forged into slabs of thicknesses between 150 and 400 mm, the slabs in the hot state either being cooled down to room temperature in air/oil/water or first placed with an insert into an oven installation in the temperature range of 475°C to 700°C and, following a heat-retention phase for a holding period of between 0.5 and 100 hours at a defined holding temperature of between 475°C and 700°C, cooled down to room temperature outside the furnace installation.
USE OF A NICKEL-IRON-CHROMIUM ALLOY HAVING HIGH RESISTANCE IN CARBURISING AND SULPHIDISING AND CHLORINATING ENVIRONMENTS AND SIMULTANEOUSLY GOOD PROCESSABILITY AND STRENGTH
The invention relates to the use of a nickel-iron-chromium alloy having excellent high-temperature corrosion resistance as a semi-finished product in simultaneously carburising, sulphidising and chlorinating environments, said alloy comprising (in wt.%): 35.0 to 38% nickel, 26.0 to 30.0% chromium, > 0.7 to 1.50% silicon, 0.40 to 1.30% aluminium, 0.00 to 1.0% manganese, 0.0001 to 0.05% each of magnesium and/or calcium, 0.015 to 0.12% carbon, 0.001 to 0.150% nitrogen, 0.001 to 0.030% phosphorus, 0.0001 to 0.020% oxygen, a maximum of 0.010% sulphur, less than 1.0% molybdenum, less than 1.0 % cobalt, less than 0.5% copper, less than 1.0% tungsten, the remainder being iron and the usual process-related impurities, it being necessary to satisfy the following equation: Fc = - 1.2 + 0.29*Ni - 4.6*Si - 4.4*AI < 2.5 (1 a), where Ni, Si and AI are the concentration of the elements in question in wt.%.
The invention relates to the use of a nickel-iron-chromium alloy having excellent high-temperature corrosion resistance as a powder, the powder consisting of spherical particles of a size of 5 to 250 pm, and said alloy comprising (in wt.%): 35.0 to 38% nickel, 26.0 to 30.0% chromium, > 0.7 to 1.50% silicon, 0.40 to 1.30% aluminium, 0.00 to 1.0% manganese, 0.0001 to 0.05% each of magnesium and/or calcium, 0.015 to 0.12% carbon, 0.001 to 0.150% nitrogen, 0.001 to 0.030% phosphorus, 0.0001 to 0.020% oxygen, a maximum of 0.010% sulphur, less than 1.0% molybdenum, less than 1.0 % cobalt, less than 0.5% copper, less than 1.0% tungsten, the remainder being iron and the usual process-related impurities, it being necessary to satisfy the following equation: Fc = - 1.2 + 0.29*Ni - 4.6*Si - 4.4*AI < 2.5 (1 a), where Ni, Si and AI are the concentration of the elements in question in wt.%.
The invention relates to a method for producing a component with one or more weld seams and/or for installing a component into a system with one or more weld seams consisting of a nickel-chromium-aluminium alloy, with (in wt.%) greater than 18 to 33% chromium, 1.8 to 4.0% aluminium, 0.01 to 7.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 0.60% titanium, respectively 0.0 to 0.05% magnesium and/or calcium, 0.005 to 0.12% carbon, 0.0005 to 0.050% nitrogen, 0.0001 to 0.020% oxygen, 0.001 to 0.030% phosphorus, max. 0.010% sulphur, max. 2.0% molybdenum, max. 2.0% tungsten, with the rest being greater than or equal to 50% nickel and the usual method-related impurities, wherein the component partially or entirely consists of semi-finished products of this nickel-chromium-aluminium wrought alloy, and after the welding operation, only the weld seams made of this nickel-chromium-aluminium wrought alloy and the heat-affected zones surrounding the weld seams undergo annealing between greater than 980 and 1250 °C for times of 0.05 minutes up to 24 hours in order to homogenise the weld seams and/or reduce stress, followed by cooling in inert protective gas or air, moving (blown) protective gas or air, with the result that the creep strength and the creep ductility of the weld seams are improved with this annealing operation, wherein the following conditions must be fulfilled: (1a): Cr + AI ≥ 28 and (2a): Fp ≤ 39.9 with (3a): Fp = Cr + 0.272*Fe + 2.36*AI + 2.22*Si + 2.48*Ti + 0.374*Mo + 0.538*W - 11.8*C, wherein Cr, Fe, AI, Si, Ti, Mo, W and C are the concentrations of the respective elements in wt.%.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C21D 9/50 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
9.
METHOD FOR PRODUCING A COMPONENT FROM THE SEMI-FINISHED PRODUCT OF AN NICKEL-CHROMIUM-ALUMINIUM ALLOY
The invention relates to a method for producing a component, partially or entirely formed from a semi-finished product of a nickel-chromium-aluminium alloy, with (in wt.%) greater than 18 to 33% chromium, 1.8 to 4.0% aluminium, 0.01 to 7.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 0.60% titanium, respectively 0.0 to 0.05% magnesium and/or calcium, 0.005 to 0.12% carbon, 0.0005 to 0.050% nitrogen, 0.0001 to 0.020% oxygen, 0.001 to 0.030% phosphorus, max. 0.010% sulphur, max. 2.0% molybdenum, max. 2.0% tungsten, with the rest being greater than or equal to 50% nickel and the usual method-related impurities, wherein the component contains weld seams of the same type and/or the component is partially or entirely provided with weld seams of the same type for installation in a system, wherein, and after the welding operation, only the weld seams of the same type and the heat-affected zones undergo annealing between greater than 980 and 1250 °C for times of 0.05 minutes up to 24 hours in order to homogenise the weld seams and/or reduce stress, followed by cooling in inert protective gas or air, moving (blown) protective gas or air, with the result that the creep strength and the creep ductility of the weld seams are improved with this annealing operation, wherein the following conditions must be fulfilled: (1a): Cr + AI ≥ 28; and (2a): Fp ≤ 39.9, with (3a): Fp = Cr + 0.272*Fe + 2.36*AI + 2.22*Si + 2.48*Ti + 0.374*Mo + 0.538*W - 11.8*C, wherein Cr, Fe, AI, Si, Ti, Mo, W and C are the concentrations of the respective elements in wt.%.
C21D 9/50 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
A welding filler material includes (in wt.-%): C 0.01-0.05%; N 0.05-0.10%; Cr 20.0-23.0 %; Mn 0.25-0.50 %; Si 0.04-0.10 %; Mo 8.0-10.5 %; Ti 0.75-1.0 %; Nb 3.0-5.0%; Fe max. 1.5%; Al 0.03-0.50%; W 4.0-5.0%; Ta max. 0.5%; Co max. 1.0%; Zr 0.10-0.70% Ni remainder; and impurities resulting from the smelting process.
A nickel-chromium-aluminum alloy includes (in mass %) 12 to 30% chromium, 1.8 to 4.0% aluminum, 0.1 to 7.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 1.00% titanium, 0.00 to 1.10% niobium, 0.00 to 0.5% copper, 0.00 to 5.00% cobalt, in each case 0.0002 to 0.05% magnesium and/or calcium, 0.001 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.001 to 0.030% phosphorus, 0.0001 to 0.020% oxygen, max. 0.010% sulfur, max. 2.0% molybdenum, max. 2.0% tungsten, and a remainder of nickel with a minimum content of ≥50% and the usual process-related impurities for use in solar power towers, using chloride and/or carbonate salt melts as a heat transfer medium, wherein in order to ensure a good processability, the following condition must be met: Fv≥0.9 with Fv=4.88050−0.095546*Fe−0.0178784*Cr−0.992452*AI−1.51498*Ti−0.506893*Nb+0.0426004*AI*Fe, where Fe, Cr, AI, Ti, and Nb are the concentration of the respective elements in mass %.
A titanium-free cobalt-chromium alloy for a powder, contains (in wt.%) C 0.40 -1.50%, Cr 24.0 - 32.0%, W 3.0 - 8.0%, Mo 0.1 - 5.0%, where 4.0 < W + Mo < 9.5 is satisfied by the content of W and Mo in wt.%, Nb max. 0.5%, Ta max. 0.5 %, where Nb + Ta < 0.8 is satisfied by the content of Nb and Ta in wt.%, Ni 0.005 - 25.0%, Fe 0.005 -15.0%, where Ni + Fe > 3.0 is satisfied by the content of Ni and Fe in wt.%, Mn 0.005 -5.0%, Al max. 0.5%, N 0.0005 - 0.15%, Si < 0.3%, Cu max. 0.4%, O 0.0001 - 0.1%, P max. 0.015%, B max. 0.015%, S max. 0.015%, residual Co, and impurities resulting from the production process, in particular Zr max. 0.03% and Ti max. 0.025%.
C22C 19/07 - Alloys based on nickel or cobalt based on cobalt
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
Alloy with the composition (in wt. %) Ni 33.5-35.0%, Cr 26.0-28.0%, Mo 6.0-7.0%, Fe<33.5%, Mn 1.0-4.0%, Si<0.1%, Cu 0.5-1.5%, Al 0.01%-0.3%, C<0.01%, P<0.015%, S<0.01%, N 0.1-0.25%, B 0.001-0.004%, Se>0-1.0%, if required W<0.2%, Co<0.5%, Nb<0.2%, Ti<0.1%, and impurities from the melting process, is used as a welding-plating material in the area of thermal processing systems, in particular rubbish, biomass, sewage sludge and substitute fuel systems, wherein, after the build-up welding, in the operationally stressed state in a fully austenitic structural matrix, the welding-plating material forms a sigma phase and other hard particles in the weld material microstructure in a targeted manner.
A nickel-chromium-iron-aluminum alloy contains (in wt. %)>17 to 33% chromium, 1.8 to <4.0% aluminum, 0.10 to 15.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 0.60% titanium, 0.0002 to 0.05% each of magnesium and/or calcium, 0.005 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.0001 to 0.020% oxygen, 0.001 to 0.030% phosphorus, not more than 0.010% sulfur, not more than 2.0% molybdenum, not more than 2.0% tungsten, the remainder nickel with nickel ≥50% and the usual process-related impurities, for use in solar power tower plants using nitrate salt melts as the heat transfer medium, wherein the following relations must be satisfied: Fp≤39.9 (2a) with Fp=Cr+0.272*Fe+2.36*Al+2.22*Si+2.48*Ti+0.374*Mo+0.538*W−11.8*C (3a), wherein Cr, Fe, Al, Si, Ti, Mo, W and C is the concentration of the respective elements in % by weight.
A nickel-based alloy composition is specified, comprising nickel as main constituent and the following further constituents in weight per cent (wt%): 0.04 to 0.10% carbon (C), 8 to 13% tantalum (Ta), 12 to 20% chromium (Cr), 3 to 25% cobalt (Co), less than 0.03% manganese (Mn), less than 0.06% silicon (Si), 0 to 6% molybdenum (Mo), less than 5.0% iron (Fe), 2 to 4% aluminium (Al), less than 0.01% magnesium (Mg), less than 0.02% vanadium (V), 0 to 6% tungsten (W), less than 1% titanium (Ti), less than 0.03% yttrium (Y), 0.005 to 0.015% boron (B), less than 0.003% sulfur (S), 0.005 to 0.04% zirconium (Zr) and less than 3% hafnium. Also specified are the use thereof for an additive manufacturing method, a method for additive manufacturing of a component from a powder of said alloy composition, a corresponding intermediate alloy, and a component consisting of the nickel-based superalloy.
The invention relates to the use of an alloy having the composition (in mass per cent) C max. 0.02%, S max. 0.01%, N max. 0.03%, Cr 20.0 - 23.0%, Ni 39.0 - 44.0%, Mn 0.4 - < 1.0%, Si 0.1 - < 0.5%, Mo > 4.0 - < 7.0%, Nb max. 0.15%, Cu > 1.5 - < 2.5%, Al 0.05 - < 0.3%, Co max. 0.5%, B 0.001 - < 0.005%, Mg 0.005 - < 0.015%, remainder Fe and impurities resulting from fusion, which is further processed via the molten phase as an alloyed solid in the form of a wire, strip, rod or powder and is used in the oil, gas and chemical industry in wet corrosion applications.
The invention relates to the use of an alloy having the composition (in mass per cent) C max. 0.02%, S max. 0.01%, N max. 0.03%, Cr 20.0 - 23.0%, Ni 39.0 - 44.0%, Mn 0.4 - < 1.0%, Si 0.1 - < 0.5%, Mo > 4.0 - < 7.0%, Nb max. 0.15%, Cu > 1.5 - < 2.5%, Al 0.05 - < 0.3%, Co max. 0.5%, B 0.001 - < 0.005%, Mg 0.005 - < 0.015%, remainder Fe and impurities resulting from fusion, which is further processed via the molten phase as an alloyed solid in the form of a wire, strip, rod or powder and is used in the oil, gas and chemical industry in wet corrosion applications.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
B33Y 70/00 - Materials specially adapted for additive manufacturing
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
A powder has the contents (in wt. %): C max. 0.5%, S max. 0.15%, in particular max. 0.03%, N max. 0.25%, Cr 14-35%, in particular 17-28%, Ni radical (>38%), Mn max. 4%, Si max. 1.5%, Mo >0-22%, Ti <4%, in particular <3.25%, Nb up to 6.0%, Cu up to 3%, in particular up to 0.5%, Fe <50%, P max. 0.05%, in particular max. 0.04%, Al up to 3.15%, in particular up to 2.5%, Mg max. 0.015%, V max. 0.6%, Zr max. 0.12%, in particular max. 0.1%, W up to 4.5%, in particular up to max. 3%, Co up to 28%, B<0.125%, O>0.00001-0.1% and impurities due to production, wherein Ni+Fe+Co represents 56-80% Nb+Ta<6.0%.
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
20.
Nickel based alloy for powder and method for producing a powder
A nickel-based alloy for powder has the contents (in wt. %): C 0.01-0.5%, S max. 0.5%, in particular max. 0.03%, Cr 20-25%, Ni radical Mn max. 1%, Si max. 1%, Mo up to 10%, Ti 0.25-0.6%, Nb up to 5.5%, Cu up to 5%, in particular up to 0.5%, Fe up to 25%, P max. 0.03%, in particular max. 0.02%, Al 0.8-1.5%, V max. 0.6%, Zr max. 0.12%, in particular max. 0.1%, Co up to 15%, B 0.001-0.125% O >0.00001-0.1% and impurities dependent on production. The carbon to boron ratio (C/B) is between 4 and 25.
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
A nickel alloy includes (in wt. %) Ni 50-55%, Cr 17-21%, Mo>0-9%, W 0-9%, Nb 1-5.7%, Ta>0-4.7%, Ti 0.1-3.0%, Al 0.4-4.0%, Co max. 3.0%, Mn max. 0.35%, Si max. 0.35%, Cu max. 0.23%, C 0.001-0.045%, S max. 0.01%, P 0.001-0.02%, B 0.001-0.01%, the remainder Fe and the conventional process-related impurities, wherein the following relations are provided: Nb+Ta 1-5.7% (1), Al+Ti>1.2-5% (2), Mo+W 3-9% (3), where Nb, Ta, Al and Ti are the concentration of the elements in question in wt. %.
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
In a method for preparing a nickel-based alloy, an electrode is produced by VIM, VOF or VLF, heat-treated in a furnace between 500 and 1300° C. for 10 to 336 hours to reduce stresses and aging, the heat-treatment being conducted for at least 10 hours and at most 48 hours at 1000° C. to 1300° C., and cooled to between room temperature and less than 900° C., then remelted using ESR at 3.0 to 10 kg/minute to form an ESR block which is cooled to between room temperature and less than 900° C., and remelted again using VAR at 3.0 to 10 kg/minute and a remelting rate fluctuation range of less than 15%, preferably 10%, ideally 5%; the remelted VAR block is heat-treated between 500 and 1250° C. for 10 to 336 hours, then shaped into the desired product shape and dimension by hot or cold forming.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
The invention relates to the use of an alloy with the composition (in wt.%) Ni 33.5 - 35.0%, Cr 26.0 - 28.0%, Mo 6.0 - 7.0%, Fe < 33.5%, Mn 1.0 - 4.0%, Si < 0.1%, Cu 0.5 - 1.5%, AI 0.01% - 0.3%, C < 0.01%, P < 0.015%, S < 0.01%, N 0.1 - 0.25%, B 0.001 - 0.004%, sE > 0 - 1.0%, if required W <0.2%, Co <0.5%, Nb < 0.2%, Ti < 0.1%, and impurities from the melting process, as a welding-plating material in the area of thermal processing systems, in particular rubbish, biomass, sewage sludge and substitute fuel systems, wherein, after the build-up welding, in the operationally stressed state in a fully austenitic structural matrix, the welding-plating material forms a sigma phase and other hard particles in the weld material microstructure in a targeted manner.
The invention relates to the use of an alloy with the composition (in wt.%) Ni 33.5 - 35.0%, Cr 26.0 - 28.0%, Mo 6.0 - 7.0%, Fe < 33.5%, Mn 1.0 - 4.0%, Si < 0.1%, Cu 0.5 - 1.5%, AI 0.01% - 0.3%, C < 0.01%, P < 0.015%, S < 0.01%, N 0.1 - 0.25%, B 0.001 - 0.004%, sE > 0 - 1.0%, if required W <0.2%, Co <0.5%, Nb < 0.2%, Ti < 0.1%, and impurities from the melting process, as a welding-plating material in the area of thermal processing systems, in particular rubbish, biomass, sewage sludge and substitute fuel systems, wherein, after the build-up welding, in the operationally stressed state in a fully austenitic structural matrix, the welding-plating material forms a sigma phase and other hard particles in the weld material microstructure in a targeted manner.
The invention relates to a titanium-free cobalt-chromium alloy for a powder, consisting of (in wt.%) C 0.40 - 1.50%, Cr 24.0 - 32.0%, W 3.0 - 8.0%, Mo 0.1 - 5.0%, where 4.0 < W + Mo < 9.5 is satisfied by the content of W and Mo in wt.%, Nb max. 0.5%, Ta max. 0.5 %, where Nb + Ta < 0.8 is satisfied by the content of Nb and Ta in wt.%, Ni 0.005 - 25.0%, Fe 0.005 - 15.0%, where Ni + Fe > 3.0 is satisfied by the content of Ni and Fe in wt.%, Mn 0.005 - 5.0%, AI max. 0.5%, N 0.0005 - 0.15%, Si < 0.3%, Cu max. 0.4%, O 0.0001 - 0.1%, P max. 0.015%, B max. 0.015%, S max. 0.015%, residual Co, and impurities resulting from the production process, in particular Zr max. 0.03% and Ti max. 0.025%.
C22C 19/07 - Alloys based on nickel or cobalt based on cobalt
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
The invention relates to a nickel-chromium-aluminum alloy comprising (in mass %) 12 to 30% chromium, 1.8 to 4.0% aluminum, 0.1 to 7.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 1.00% titanium, 0.00 to 1.10% niobium, 0.00 to 0.5% copper, 0.00 to 5.00% cobalt, in each case 0.0002 to 0.05% magnesium and/or calcium, 0.001 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.001 to 0.030% phosphorus, 0.0001 to 0.020% oxygen, max. 0.010% sulfur, max. 2.0% molybdenum, max. 2.0% tungsten, and a remainder of nickel with a minimum content of ≥ 50% and the usual process-related impurities for use in solar power towers, using chloride and/or carbonate salt melts as a heat transfer medium, wherein in order to ensure a good processability, the following condition must be met: Fv ≥ 0.9 mit Fv = 4.88050 - 0.095546*Fe - 0.0178784*Cr - 0.992452*AI - 1.51498*Ti - 0.506893*Nb + 0.0426004*AI*Fe, where Fe, Cr, AI, Ti, and Nb are the concentration of the respective elements in mass %.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
27.
NICKEL-CHROMIUM-IRON-ALUMINUM ALLOY HAVING GOOD PROCESSABILITY, CREEP RESISTANCE AND CORROSION RESISTANCE, AND USE THEREOF
The invention relates to a nickel-chromium-iron-aluminum alloy containing (in wt.%) >17 to 33% chromium, 1.8 to <4.0% aluminum, 0.10 to 15.0% iron, 0.001 to 0.50% silicon, 0.001 to 2.0% manganese, 0.00 to 0.60% titanium, 0.0002 to 0.05% each of magnesium and/or calcium, 0.005 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.0001 to 0.020% oxygen, 0.001 to 0.030% phosphorus, not more than 0.010% sulfur, not more than 2.0% molybdenum, not more than 2.0% tungsten, the remainder nickel with nickel ≥ 50% and the usual process-related impurities, for use in solar power tower plants using nitrate salt melts as the heat transfer medium, wherein the following relations must be satisfied: Fp ≤ 39.9 (2a) with Fp = Cr + 0.272*Fe + 2.36*Al + 2.22*Si + 2.48*Ti + 0.374*Mo + 0,538*W - 11.8*C (3a), wherein Cr, Fe, Al, Si, Ti, Mo, W and C is the concentration of the respective elements in % by weight.
A nickel-chromium-aluminum alloy as powder is used for additive manufacturing, wherein the powder consists of spherical particles of a size of 5 to 250 pm, and wherein this alloy consists of (in % by weight) 24 to 33% chromium, 1.8 to 4.0% aluminum, 0.10 to 7.0% iron, 0.001 to 0.50% silicon, 0.005 to 2.0% manganese, 0.00 to 0.60% titanium, 0.0 to 0.05% magnesium and/or calcium respectively, 0.005 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.00001-0.100% oxygen, 0.001 to 0.030% phosphorus, a maximum of 0.010% sulfur, a maximum of 2.0% molybdenum, a maximum of 2.0% tungsten, the remainder nickel and the usual process-related impurities, wherein, with a pore size >1 pm, the powder has total inclusions of 0.0-4% of the pore surface area.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
B33Y 70/00 - Materials specially adapted for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
A roll-bonded clad metal sheet and a method for producing a roll-bonded clad metal sheet is provided. The roll-bonded clad sheet includes a metallic base material layer and a metallic cladding material layer which are joined to one another by a metallurgical bond. The metallic cladding material layer includes a nickel-based material whose chemical composition includes, in % by mass, a proportion of more than 50% of Ni and a proportion of 3.1% of Nb. The metallurgical bond is obtained by a thermomechanical rolling process including a first rolling phase for prerolling, a second rolling phase for final forming and a cooling time between the first rolling phase and the second rolling phase, wherein a final rolling temperature of the second rolling phase is set to a value equal to or less than 880° C.
B23K 20/04 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a rolling mill
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
C21D 8/02 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C21D 8/04 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
B32B 15/04 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance
B32B 15/18 - Layered products essentially comprising metal comprising iron or steel
C22C 19/03 - Alloys based on nickel or cobalt based on nickel
B23K 20/00 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
30.
NCKEL BASE ALLOY FOR POWDER AND METHOD FOR PRODUCING A POWDER
The invention relates to a powder wherein the contents (in wt.%) are defined as follows: C max. 0.5 %, S max. 0.15 %, in particular max. 0.03 %, N max. 0.25 %, Cr 14 - 35 %, in particular 17 - 28 %, Ni radical (> 38 %), Mn max. 4 %, Si max. 1.5 %, Mo > 0 - 22 %, Ti < 4 %, in particular < 3.25 %, Nb up to 6.0 %, Cu up to 3 %, in particular up to 0.5 %, Fe < 50 %, P max. 0.05 %, in particular max. 0.04 %, AI up to 3.15 %, in particular up to 2.5 %, Mg max. 0.015 %, V max. 0.6 %, Zr max. 0.12 %, in particular max. 0.1 %, W up to 4.5 %, in particular up to max. 3 %, Co up to 28 %, B < 0.125 %, O > 0.00001 - 0.1 % and impurities due to production, wherein Ni + Fe + Co represents 56 - 80 % Nb + Ta < 6.0 %.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
31.
NICKEL BASED ALLOY FOR POWDER AND METHOD FOR PRODUCING A POWDER
The invention relates to a nickel-based alloy for powder, wherein the contents (in wt.%) are defined as follows: C 0.01 - 0.5 %, S max. 0.5 %, in particular max. 0.03%, Cr 20 - 25 %, Ni radical Mn max. 1 %, Si max. 1 %, Mo up to 10 %, Ti 0.25 - 0.6 %, Nb up to 5.5 %, Cu up to 5 %, in particular up to 0.5%, Fe up to 25 %, P max. 0.03%, in particular max. 0.02 %, AI 0.8 - 1.5 %, V max. 0.6 %, Zr max. 0.12 %, in particular max. 0.1 %, Co up to 15 %, B 0.001 - 0.125 % O >0.00001 - 0.1% and impurities dependent on production. Wherein the carbon to boron ratio (C/B) is between 4 and 25.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B33Y 70/00 - Materials specially adapted for additive manufacturing
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
32.
POWDER CONSISTING OF A NICKEL-COBALT ALLOY, AND METHOD FOR PRODUCING THE POWDER
The invention relates to a nickel-cobalt alloy for powders, the contents (in wt%) being defined as follows: C > 0 - max. 0.1%, S max. 0.015%, Cr 13-23%, Ni remainder (> 30%), Mn max. 1.0%, Si max. 1.0%, Mo 1-6%, Ti > 0-3%, Nb+Ta 3-8%, Cu max. 0.5%, Fe > 0 - max. 10%, AI > 0 - < 4.0%, V to 4%, Zr > 0 - max. 0.1%, Co > 12 - < 35%, W to 4%, Hf to 3.0%, O max. 0.1%, N > 0 - max. 0.1%, Mg > 0 - max. 0.01%, B > 0 - max. 0.02%, P > 0 - max. 0.03%, Ar 0 - max. 0.08%, Se max. 0.0005%, Bi max. 0.00005%, Pb max. 0.002%.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
33.
Method for producing semi-finished products from a nickel-based alloy
A method produces semi-finished products from a nickel-based alloy having the composition (in wt. %): Ni>50-<55%, Cr>17-<21%, Nb>4.8-<5.2%, Mo>2.8-<3.3%, Ti>0.8-<1.15%, Al>0.4-<0.6%, C maximum 0.045%, Co maximum 1.0%, Mn maximum 0.35%, Si maximum 0.35%, S maximum 0.01%, Cu maximum 0.3%, the remainder iron and unavoidable impurities. B 0.0001-0.01%, P 0.0001-0.02% are added. In the method: the alloy is melted, or remelted, to produce preliminary products that then undergo a hot-forming process and subsequently undergo a multi-stage annealing and aging treatment, a solution heat treatment being carried out between 1000 and 1100° C. for 1-3 hours, then cooled in air, water or oil, and made to undergo a precipitation hardening process between 650° C.-<770° C. for 5-9 hours, then cooled to room temperature, the intermediate products undergoing, if necessary, at least one further heating process.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
34.
NICKEL ALLOY HAVING GOOD RESISTANCE TO CORROSION AND HIGH TENSILE STRENGTH, AND METHOD FOR PRODUCING SEMI-FINISHED PRODUCTS
The invention relates to a nickel alloy comprising (in wt.%) Ni 50 - 55%, Cr 17 - 21%, Mo > 0 - 9%, W 0 - 9%, Nb 1 - 5.7%, Ta > 0 - 4.7%, Ti 0.1 - 3.0%, AI 0.4 - 4.0%, Co max. 3.0%, Mn max. 0.35%, Si max. 0.35%, Cu max. 0.23%, C 0.001 - 0.045%, S max. 0.01%, P 0.001 - 0.02%, B 0.001 - 0.01%, the remainder consisting of Fe and the conventional process-related impurities, wherein the following relations are provided: Nb + Ta 1 - 5.7% (1), AI + Ti > 1.2- 5% (2), Mo + W 3 - 9% (3), where Nb, Ta, Al and Ti are the concentration of the elements in question in wt.%.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
The invention relates to a nickel alloy comprising (in wt.%) Ni 50 - 55%, Cr 17 - 21%, Mo > 0 - 9%, W 0 - 9%, Nb 1 - 5.7%, Ta > 0 - 4.7%, Ti 0.1 - 3.0%, AI 0.4 - 4.0%, Co max. 3.0%, Mn max. 0.35%, Si max. 0.35%, Cu max. 0.23%, C 0.001 - 0.045%, S max. 0.01%, P 0.001 - 0.02%, B 0.001 - 0.01%, the remainder consisting of Fe and the conventional process-related impurities, wherein the following relations are provided: Nb + Ta 1 - 5.7% (1), AI + Ti > 1.2- 5% (2), Mo + W 3 - 9% (3), where Nb, Ta, Al and Ti are the concentration of the elements in question in wt.%.
C22C 38/22 - Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 38/26 - Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
C22C 38/28 - Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
C22C 38/32 - Ferrous alloys, e.g. steel alloys containing chromium with boron
C22C 38/40 - Ferrous alloys, e.g. steel alloys containing chromium with nickel
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
The invention relates to a cross clamp consisting of a plurality of profiled metal components made from a CuNiSi alloy, the profiles of which are formed in such a manner that, in a configuration in which the components face one another, recesses are formed to receive a plurality of wire cables made from an Al alloy, with at least the surface sections of the profiles facing the wire cables being provided with a material which corresponds at least as far as possible to the material of the wire cables, with at least the component profiles facing the wire cables being coated with an Al alloy such that at least the component profiles facing the wire cables are coated with an Al alloy coating by cold gas spraying.
F16G 11/06 - Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with laterally-arranged screws
F16G 11/14 - Devices or coupling-pieces designed for easy formation of adjustable loops, e.g. choker hooks; Hooks or eyes with integral parts designed to facilitate quick attachment to cables or ropes at any point, e.g. by forming loops
H01R 4/38 - Clamped connections; Spring connections using a clamping member acted on by screw or nut
H01R 4/46 - Clamping area between two screws placed side by side
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
06 - Common metals and ores; objects made of metal
Goods & Services
Metals in powder form for 3D printers; metals in foil form
for 3D printers; castings (semi-finished products); foils,
powders and rolled, drawn or extruded semi-finished articles
of metal, namely of copper, aluminium, lead, nickel, tin or
its respective alloys.
06 - Common metals and ores; objects made of metal
Goods & Services
Metals in powder form for 3D printers; metals in foil form for 3D printers; metal castings; foils, powders and rolled, drawn or extruded semi-finished articles of metal, namely of copper, aluminium, lead, nickel, tin or its respective alloys
40.
METHOD AND DEVICE FOR HOT-FORMING METALLIC PRE-PRODUCTS
The invention relates to a method for hot-forming preheated elongated metallic pre-products (2), by a pre-heated pre-product being guided repeatedly through at least one forming tool (1) and the pre-product (2) then being fed to a surface re-heating, in such a way that an apparatus (3) for the controlled production of heat can be positioned before or after the forming tool (1), after a first forming operation, the pre-product (2) is fed into the apparatus (3) or through the apparatus, the direction of movement of the pre-product (2) being reversed and a further forming operation with subsequent surface re-heating if required being brought about in the further apparatus (3).
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
Goods & Services
Metals in powder form for 3D printers; metals in foil form
for 3D printers; castings (semi-finished products); foils,
powders and rolled, drawn or extruded semi-finished articles
of metal, namely of copper, aluminium, lead, nickel, tin or
its respective alloys. Plain bearings.
Use of a nickel-chromium-aluminium alloy as powder for additive manufacturing, wherein the powder consists of spherical particles of a size of 5 to 250 pm, and wherein this alloy consists of (in % by weight) 24 to 33% chromium, 1.8 to 4.0% aluminium, 0.10 to 7.0% iron, 0.001 to 0.50% silicon, 0.005 to 2.0% manganese, 0.00 to 0.60% titanium, 0.0 to 0.05% magnesium and/or calcium respectively, 0.005 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.00001 - 0.100% oxygen, 0.001 to 0.030% phosphorus, a maximum of 0.010% sulfur, a maximum of 2.0% molybdenum, a maximum of 2.0% tungsten, the remainder nickel and the usual process-related impurities, wherein, with a pore size > 1 pm, the powder has total inclusions of 0.0 - 4% of the pore surface area.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
B33Y 70/00 - Materials specially adapted for additive manufacturing
43.
Method for producing nickel alloys with optimized strip weldability
The invention relates to methods for the manufacture of nickel alloys having optimized strip weldability (TIG without filler) from an alloy of the following composition (in wt %): C max. 0.05%, Co max. 2.5%, Ni the rest, especially >35-75.5%, Mn max. 1.0%, Si max. 0.5%, Mo >2 to 23%, P max. 0.2%, S max. 0.05%, N up to 0.2%, Cu ≤1.0%, Fe >0 to ≤7.0%, Ti >0 to <2.5%, Al >0 to 0.5%, Cr >14 to <25%, V max. 0.5%, W up to 3.5%, Mg up to 0.2%, Ca up to 0.02%, in that the alloy is smelted openly and cast as ingots, the ingots are subjected if necessary to at least one heat treatment, the ingots are then remelted at least one time by electroslag refining, the remelted ingot obtained in this way is subjected if necessary to at least one heat treatment, the ingot is subjected to at least one cold and/or hot deformation cycle, until strip material of predeterminable material thickness exists, the strip material is subdivided into strip sections of defined lengths/widths.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
Goods & Services
Raw and partially processed non-ferrous alloys, namely base
metals in the form of ingots, small ingots, plates, cubes,
sheets, bars, rods, tubes, discs, castings, drawn, rolled,
pressed, forged; moulded metal parts. Plain bearings.
The invention relates to an iron-chromium-nickel alloy consisting of (in wt.%): C > 0.02 - 0.40 %, S maximum 0.03 %, N maximum 0.1 %, Cr 15 - 25 %, Ni 10 - 20 %, Mn 0.5 - 2.0 %, Si 0.1 - 1.0%, Mo maximum 0.3 %, Ti 0.01 - 3.0 %, Nb maximum 0.05 %, Cu maximum 0.05 %, P maximum 0.045 %, AI maximum 0.15 %, Mg maximum 0.05 %, Ca maximum 0.1 %, V maximum 0.05 %, Zr maximum 0.05 %, W 0.01 - 3.0 %, Co maximum 0.2 %, B 0.2 - 3.0 %, O maximum 0.1 %, the remainder consisting of Fe and impurities due to melting.
The invention relates to a method for producing semi-finished products from a nickel-based alloy having the following composition (in wt.%): Ni > 50 - < 55%, Cr > 17 - < 21%, Nb > 4.8 - < 5.2%, Mo > 2.8 - < 3.3%, Ti > 0.8 - < 1.15%, Al > 0.4 - < 0.6%, C maximum 0.045%, Co maximum 1.0%, Mn maximum 0.35%, Si maximum 0.35%, S maximum 0.01%, Cu maximum 0.3%, the remainder consisting of iron and unavoidable impurities, wherein the following elements are added in the ranges specified: B 0.0001 - 0.01%, P 0.0001 - 0.02%. In said method: the alloy is melted, or remelted as required, in order to produce preliminary products; the preliminary products are made to undergo at least one hot-forming process; the preliminary products are subsequently made to undergo a multi-stage annealing and aging treatment, a solution heat treatment being carried out in a temperature range of between 1000 and 1100°C for a period of time of between 1 and 3 hours; the preliminary products are cooled in air, water or oil; the preliminary products are made to undergo a precipitation hardening process in a temperature range of between 650°C - < 770°C for a period of time of 5 to 9 hours; and the preliminary products are cooled to room temperature, the intermediate products being made to undergo, if necessary, at least one further heating process.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
A welding filler material comprising (in wt.-%): C 0.01 - 0.05 %; N 0.05 - 0.10 %; Cr 20.0 - 23.0 %; Mn 0.25 - 0.50 %; Si 0.04 - 0.10 %; Mo 8.0 - 10.5 %; Ti 0.75 - 1.0 %; Nb 3.0 - 5.0 %; Fe max.1.5 %; Al 0.03 - 0.50 %; W 4.0 - 5.0 %; Ta max. 0.5 %; Co max. 1.0 %; Zr 0.10 - 0.70 % Ni remainder; and impurities resulting from the smelting process.
The invention relates to a method for preparing a nickel-based alloy, in which method: - an electrode is produced by means of VIM, VOF or VLF; - the electrode is heat-treated in a furnace in a temperature range of between 500 and 1300°C for a period of time of 10 to 336 hours in order to reduce stresses and aging, the heat-treatment being carried out for at least 10 hours and a maximum of 48 hours in a temperature range of 1000°C to 1300°C; - the electrode is cooled in air or in the furnace to a temperature of between room temperature and less than 900°C; - the cooled electrode is then remelted by way of ESR at a remelting rate of 3.0 to 10 kg/minute to form an ESR block; - the ESR block is cooled in air or in the furnace to a temperature of between room temperature and less than 900°C, and the ESR block is remelted again by way of VAR at a remelting rate of 3.0 to 10 kg/minute and a fluctuation range of the remelting rate of less than 15%, better still 10%, ideally 5%; - the remelted VAR block is heat-treated in a temperature range of between 500 and 1250°C for a period of time of 10 to 336 hours; - the VAR block is then shaped into the desired product shape and dimension by way of hot forming or cold forming.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
The invention relates to methods for producing nickel alloys having optimized strip weldability (TIG without additive) from an alloy having the following composition (in wt%): C max. 0.05% Co max. 2.5% Ni remainder, in particular ᡶ 35 - 75.5% Mn max. 1.0% Si max. 0.5% Mo ᡶ 2 - 23% P max. 0.2% S max. 0.05% N until 0.2% Cu ≤ 1.0% Fe ᡶ 0 - ≤ 7.0% Ti ᡶ 0 - ឬ 2.5% AI ᡶ 0 - 0.5% Cr ᡶ 14 - ឬ 25% V max. 0.5% W to 3.5% Mg to 0.2% Ca to 0.02%, wherein the alloy is open-melted and cast into blocks, the blocks are subjected to at least one heat treatment as required, the blocks are then remelted at least once by ESR, the remelted block thus obtained is subjected to at least one heat treatment as required, the block is subjected to at least one cold and/or hot reshaping operation until strip material of predeterminable material thickness is produced, and the strip material is divided into defined lengths/widths to form strips.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
The invention relates to the use of an alloy having the following composition (in wt. %): Cr 20.0 - 23,0%, Mo 18.5 - 21.05%, Fe ≤ 1.5%, Mn ≤ 0.5%, Si ≤ 0.1%, Co ≤ 0.3%, W ≤ 0.3%, Cu ≤ 0.5%, AI ≤ 0.4%, C ≤ 0.01%, P ≤ 0.015%, S ≤ 0.01%, N 0.02 - 0.15%, if required V ≤ 0.3%, Nb ≤ 0.2%, Ti ≤ 0.02%, remainder being Ni, in addition to smelting-relates impurities as plating material in thermal treatment installations and replacement material combustion installations.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
A method for producing a roll-bonded metal sheet comprises bringing together a metallic main material layer and a metallic plating material layer to produce a layer stack. The layer stack is then heated. This is followed by thermomechanical rolling of the heated layer stack, comprising: a first rolling phase for rough rolling the heated layer stack to form a metallurgical bond between the metallic main material layer and the metallic plating material layer; a second rolling phase for finally forming the layer stack; and a cooling period between the first rolling phase and the second rolling phase. The chemical composition of the plating material has a content in mass % of Nb ≤ 3.1, preferably of Nb ≤ 2.8, in particular of Nb + Ta ≤ 2.8. The final rolling temperature of the second rolling phase is set to a value less than or equal to 880°C, in particular 850°C.
C21D 8/02 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
C21D 8/04 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
Use of a corrosion-resistant powder composed of (in percent by weight): C maximum 0.02 %; S maximum 0.01 %; Cr 18 - 30 %; Ni 22 - 34 %; Mn 0.5 - 2 %; Si 0.1 - 0.5 %; Mo 6.0 - 7.5 %; Ti maximum 0.1 %; Nb maximum 0.1 %; Cu 0.5 - 1.5 %; P maximum 0.03 %; Al ᡶ 0 - 0.5 %; Mg maximum 0.008 %; SE maximum 0.08 %; W maximum 0.5 %; Co maximum 0.5 %; B ᡶ 0 - 0.008 %; the remainder consisting of Fe and process-related oxygen and nitrogen moieties; for components produced by additive manufacturing.
B22F 3/00 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
C22C 33/02 - Making ferrous alloys by powder metallurgy
Titanium-free alloy which has great resistance to pitting and crevice corrosion and a high yield point in the strain-hardened state and includes (in wt %) a maximum of 0.02% C, a maximum of 0.01% S, a maximum of 0.03% N, 20.0-23.0% Cr, 39.0-44.0% Ni, 0.4-<1.0% Mn, 0.1-<0.5% Si, >4.0-<7.0% Mo, a maximum of 0.15% Nb, >1.5-<2.5% Cu, 0.05-<0.3% Al, a maximum of 0.5% Co, 0.001-<0.005% B, 0.005-<0.015% Mg, the remainder consisting of Fe and smelting-related impurities.
C21D 9/08 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
Method for producing a nickel-iron-chromium-aluminium alloy comprising (in % by weight) 12 to 40% chromium, 0 to 4.0% aluminium, 0.01 to 75.0% iron, 0.001 to 3.0% silicon, 0.001 to 4.0% manganese, 0.0 to 1.0% titanium, 0.0001 to 0.05% magnesium and/or calcium, 0.005 to 0.25% carbon, 0.0005 to 0.050% nitrogen, max. 0.020% oxygen, max. 0.030% phosphorus, max. 0.010% sulphur, optionally 0 to 4% niobium, optionally 0 to 30% molybdenum, optionally 0 to 30% tungsten, optionally between 0.0 and 15.0% cobalt, optionally between 0 and 0.008% boron, the remainder nickel and the usual process-related impurities, a) by means of melting in an induction or arc furnace followed by treatment in a VOD or VLF installation or by means of melting in a vacuum induction furnace (VIM), b) followed by cleaning by means of electroslag remelting (ESR), optionally also additionally cleaning with VAR, wherein the electroslag remelting, optionally also VAR, achieves increased elongation in tensile testing in the temperature range from 500 to 900°C, which leads to a reduction in the sensitivity to stress relaxation cracks (SRC) in this temperature range.
06 - Common metals and ores; objects made of metal
Goods & Services
Pipes and tubes made of metal; sheets and plates of metal,
bindings, ingots, poles, rods, rings, plates, foils, wires
(not for electric purposes), soldering wires, sheet metal
blanks, sections, punched, deep-drawn, rolled and bent
parts, riveted and cold-formed parts, billets, slabs,
blocks, pipes (seamless and welded), forged, continuously
cast and cast parts; all goods made of common metals and
metal alloys or stainless steels, which are usable as
non-adapted components in gas and steam turbines, as boiler
components, as components in the furnace and power station
construction, in the chemical and petrochemical industry as
well as in the field of the nuclear energy technology,
electronics, electrical engineering, in the offshore sector,
in the automobile and aeronautical industry, in the medical
technology and architecture; unwrought or semi-wrought
common metals and metal alloys; semi-finished products and
metal goods, namely made of nickel, chromium, iron, copper,
zirconium, titanium, cobalt, molybdenum, aluminum,
magnesium, niobium, tantalum, manganese, zinc, tin, lead and
alloys thereof; semi-finished products made of brass;
semi-finished products made of magnetic materials, in form
of bindings, sheets and plates of metal, foils, wires,
poles, shaped metal sections; unwrought or semi-wrought
non-ferrous alloys in form of blocks, slabs, plates, sheets
and plates of metal, rods, poles, tubes (seamlessly welded),
sheet metal blanks, billets, disks, cast, drawn, rolled,
pressed, forged; non-adapted formed metal parts; bronzes in
form of poles, tubes, bindings and pressed parts; weld
filler metals on the basis of nickel-chromium-iron alloys;
components as well as finished structural parts made of
metal and alloys thereof for the electrolytic extraction of
zinc; metals in foil or powder form for 3D printers.
57.
Hardening nickel-chromium-iron-titanium-aluminium alloy with good wear resistance, creep strength, corrosion resistance and processability
Age-hardening nickel-chromium-cobalt-titanium-aluminum wrought alloy with very good wear resistance combined with very good creep strength, good high-temperature corrosion resistance and good processability, the alloy including (in % by mass) >18 to 26% chromium, 1.5 to 3.0% titanium, 0.6 to 2.0% aluminum, 5.0 to 40% cobalt, 0.005 to 0.10% carbon, 0.0005 to 0.050% nitrogen, 0.0005 to 0.030% phosphorus, max. 0.010% sulfur, max. 0.020% oxygen, max. 0.70% silicon, max. 2.0% manganese, max. 0.05% magnesium, max. 0.05% calcium, max. 0.5% molybdenum, max. 0.5% tungsten, max. 0.2% niobium, max. 0.5% copper, max. 0.5% vanadium, optionally 0 to 20% Fe, optionally 0 to 0.20% Zr, optionally 0.0001 to 0.008% boron, optionally 0-0.20% Y, La, Ce, Ce mixed metal, and/or Hf, and/or 0-0.60% Ta, remainder nickel and the conventional process-related impurities are adjusted in contents of max. 0.002% Pb, max. 0.002% Zn, max. 0.002% Sn, wherein the nickel content is greater than 35%, wherein the relationship Cr+Fe+Co≥25% (1) has to be satisfied in order to achieve good wear resistance, and the relationship fh≥0 (2a), where fh=6.49+3.88 Ti+1.36 Al−0.301 Fe+(0.759−0.0209 Co) Co−0.428 Cr−28.2 C, (2) has to be satisfied in order that an adequate strength at higher temperatures is provided, wherein Ti, Al, Fe, Co, Cr and C are the concentration of the elements in question in % by mass and fh is given in %.
06 - Common metals and ores; objects made of metal
Goods & Services
Pipes and tubes made of metal; sheets and plates of metal; metal binding strips used on packaging; ingots of common metal; metal poles; steel rods; metal sealing and gasket rings; steel plates; steel in the form of foils; wires not for electric purposes; soldering non-electric wires; sheet metal; sections, namely, profiles; punched metal key blanks; deep-drawn, rolled and bent parts, namely, fabricated metal parts for building foundations; riveted and cold-formed metal replacement parts; metal billets; slabs of metal including those from alloy steel and titanium; paving blocks of metal; metal pipes; forged, continuously cast and cast parts, namely, structural parts all made of common metals and metal alloys or stainless steels, in particular of special steels, especially containing nickel, chromium, iron, copper, zirconium, titanium, niobium, tantalum, manganese, cobalt, aluminum, magnesium, zinc, tin, lead, molybdenum and alloys thereof, in particular usable as non-adapted components in gas and steam turbines, as boiler components, as components in the furnace and power station construction, in the chemical and petrochemical industry and in the field of the nuclear energy technology, electronics, electrical engineering, in the offshore sector, in the automobile and aeronautical industry, in the medical technology and architecture; unwrought or semi-wrought common metals and metal alloys; semi-finished products and metal goods, namely, nuts and screws especially made of nickel, chromium, iron, copper, zirconium, titanium, cobalt, molybdenum, aluminum, magnesium, niobium, tantalum, manganese, zinc, tin, lead and alloys thereof; semi-finished products, namely, bands, sheet metals, foils, wires, poles, profiles made of brass; semi-finished products made of magnetic alloys, namely, bindings, sheets and plates of metal, foils, wires, poles, shaped metal sections; unwrought or semi-wrought non-ferrous metals and their alloys in form of blocks, slabs, plates, sheets and plates of metal, rods, poles, tubes, sheet metal, billets, disks, cast iron, drawn, rolled, pressed and forged; formed metal parts for slide bearings, not being parts of machines; parts, namely, bearings and bushings made of bronze for highly stressed bearing bushes; bronze tubes for pipes; composite metals in which the core metal and the cover metal are welded or soldered to each other; weld filler metals on the basis of nickel-chromium-iron alloys; components and finished structural parts made of metal and alloys thereof for the electrolytic extraction of zinc; metals in foil or powder form for 3D printers
A method for producing a metal film from an over 50% nickel alloy melts more than one ton of the alloy in a furnace, followed by VOD or VLF system treatment, then pouring off to form a pre-product, followed by re-melting by VAR and/or ESU. The pre-product is annealed 1-300 hours between 800 and 1350° C. under air or protection gas, then hot-formed between 1300 and 600° C., such that the pre-product then has 1-100 mm thickness after the forming and is not recrystallized, recovered, and/or (dynamically) recrystallized having a grain size below 300 μm. The pre-product is pickled, then cold-formed to produce a film having 10-600 μm end thickness and a deformation ratio greater than 90%. The film is cut into 5-300 mm strips annealed 1 second to 5 hours under protection gas between 600 and 1200° C. in a continuous furnace, then recrystallized to have a high cubic texture proportion.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
B05D 3/00 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
A method for producing a metal film from an over 50% nickel alloy melts more than one ton of the alloy in a furnace, followed by VOD or VLF system treatment, then pouring off to form a pre-product, followed by re-melting by VAR and/or ESU. The pre-product is annealed 1-300 hours between 800 and 1350° C. under air or protection gas, then hot-formed between 1300 and 600° C., such that the pre-product then has 1-100 mm thickness after the forming and is not recrystallized, recovered, and/or (dynamically) recrystallized having a grain size below 300 μm. The pre-product is pickled, then cold-formed to produce a film having 10-600 μm end thickness and a deformation ratio greater than 90%. The film is cut into 5-300 mm strips, annealed 1 second to 5 hours under protection gas between 600 and 1200° C. in a continuous furnace, then recrystallized to have a high cubic texture proportion.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
C22C 19/03 - Alloys based on nickel or cobalt based on nickel
B22D 11/00 - Continuous casting of metals, i.e. casting in indefinite lengths
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding
C22F 1/00 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
C22F 1/02 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
A nickel-based alloy, consisting of (in mass %) 1.5-3.0% Si, 1.5-3.0% Al, and >0.1-3.0% Cr, where Al+Si+Cr is ≥4.0 and ≤8.0 for the contents of Si, Al, and Cr in %; 0.005-0.20% Fe, 0.01-0.20% Y, and <0.001-0.20% of one or more the elements Hf, Zr, La, Ce, Ti, where Y+0.5*Hf+Zr+1.8*Ti+0.6*(La+Ce) is ≥0.02 and ≤0.30 for the contents of Y, Hf, Zr, La, Ce, and Ti in %; 0.001-0.10% C; 0.0005-0.10% N; 0.001-0.20% Mn; 0.0001-0.08% Mg; 0.0001-0.010% O; max. 0.015% S; max. 0.80% Cu; Ni remainder; and the usual production-related impurities.
The invention relates to a titanium alloy with high oxidation resistance and a stabilized grain structure, said alloy having the following composition: (in wt. %) Si 0.01 - 0.8 %, Fe ≤ 2 %, Nb 0.01 - 0.4 %, Hf 0.03 - 0.2 %, O ≤ 0.3 %, C ≤ 0.1 %, N ≤ 0.1 %, remainder Ti, in addition to smelting-related impurities and optionally one or more elements from the group comprising Mo, Ta, Zr, Mn, Cr, Co, Ni, Cu, V, H, Al in amounts totalling a maximum 3 %.
Titanium-free alloy which has great resistance to pitting and crevice corrosion and a high yield point in the strain-hardened state and comprises (in wt%) a maximum of 0.02% C, a maximum of 0.01% S, a maximum of 0.03% N, 20.0-23.0% Cr, 39.0-44.0% Ni, 0.4 - < 1.0 % Mn, 0.1 - < 0.5 % Si, > 4.0 - < 7.0 % Mo, a maximum of 0.15 % Nb, > 1.5 - < 2.5 % Cu, 0.05 - < 0.3 % Al, a maximum of 0.5 % Co, 0.001 - < 0.005 % B, 0.005 - < 0.015 % Mg, the remainder consisting of Fe and smelting-related impurities.
The invention relates to hardened nickel-chromium-titanium-aluminum wrought alloy with good wear resistance as well as very good resistance to corrosion at a high temperature, good creep resistance, and good workability containing, (in mass %) 5 - 35% chromium, 1.0 - 3.0% titanium, 0.6 - 2.0% aluminum, 0.005 - 0.10% carbon, 0.0005 - 0.050% nitrogen, 0.0005 - 0.030% phosphorus, max. 0.010% sulfur, max. 0.020% oxygen, max. 0.70% silicon, max. 2.0% manganese, max. 0.05% magnesium, max. 0.05% calcium, max. 2.0% molybdenum, max. 2.0% tungsten, max. 0.5 % niobium, max. 0.5% copper, max. 0.5 % vanadium, if required, 0 - 20% Fe, if required, 0 - 15% cobalt, if required 0 - 0.20% Zr, if required 0.0001 - 0.008% boron, the remainder being nickel and the usual impurities related to the method. The nickel content is greater than 35%. The relation of Cr + Fe + Co ≥ 26% (1) must be fulfilled in order to achieve good wear resistance and the relation fh ≥ 0 (2a) in which fh = 6.49 + 3.88 Ti + 1.36 AI - 0.301 Fe + (0.759 - 0.0209 Co) Co - 0.428 Cr - 28.2 C (2) must be fulfilled so that a sufficient solidness at high temperatures is obtained, Ti, AI, Fe, Co, Cr and C corresponding to the concentration of the relevant elements in mass % and fh in %.
Hardening wrought nickel-chromium-cobalt-titanium-aluminium alloy with very good wear resistance combined with very good creep strength, good high-temperature corrosion resistance and good processability, said alloy comprising (in % by mass) > 18 to 31% chromium, 1.0 to 3.0% titanium, 0.6 to 2.0% aluminium, > 3.0 to 40% cobalt, 0.005 to 0.10% carbon, 0.0005 to 0.050% nitrogen, 0.0005 to 0.030% phosphorus, max. 0.010% sulphur, max. 0.020% oxygen, max. 0.70% silicon, max. 2.0% manganese, max. 0.05% magnesium, max. 0.05% calcium, max. 2.0% molybdenum, max. 2.0% tungsten, max. 0.5% niobium, max. 0.5% copper, max. 0.5% vanadium, optionally 0 to 20% Fe, optionally 0 to 0.20% Zr, optionally 0.0001 to 0.008% boron, remainder nickel and the conventional process-related impurities, wherein the nickel content is greater than 35%, wherein the relationship Cr + Fe + Co ≥ 25% (1) has to be satisfied in order to achieve good wear resistance, and the relationship fh ≥ 0 (2a), where fh = 6.49 + 3.88 Ti + 1.36 Al - 0.301 Fe + (0.759 - 0.0209 Co) Co - 0.428 Cr - 28.2 C, (2) has to be satisfied in order that an adequate strength at higher temperatures is provided, wherein Ti, Al, Fe, Co, Cr and C are the concentration of the elements in question in % by mass and fh is given in %.
Hardening wrought nickel-chromium-iron-titanium-aluminium alloy with very good wear resistance combined with good creep strength, good high-temperature corrosion resistance and good processability, said alloy comprising (in % by mass) > 18 to 31% chromium, 1.0 to 3.0% titanium, 0.6 to 2.0% aluminium, > 3.0 to 40% iron, 0.005 to 0.10% carbon, 0.0005 to 0.050% nitrogen, 0.0005 to 0.030% phosphorus, max. 0.010% sulphur, max. 0.020% oxygen, max. 0.70% silicon, max. 2.0% manganese, max. 0.05% magnesium, max. 0.05% calcium, max. 2.0% molybdenum, max. 2.0% tungsten, max. 0.5% niobium, max. 0.5% copper, max. 0.5% vanadium, optionally 0 to 15% Co, optionally 0 to 0.20% Zr, optionally 0.0001 to 0.008% boron, remainder nickel and the conventional process-related impurities, wherein the nickel content is greater than 35%, wherein the relationship Cr + Fe + Co > 25% (1) has to be satisfied in order to achieve good wear resistance, and the relationship fh > 0 (2a), where fh = 6.49 + 3.88 Ti + 1.36 Al - 0.301 Fe + (0.759 - 0.0209 Co) Co - 0.428 Cr - 28.2 C, (2) has to be satisfied in order that an adequate strength at higher temperatures is provided, wherein Ti, Al, Fe, Co, Cr and C are the concentration of the elements in question in % by mass and fh is given in %.
The invention relates to a nickel-chromium alloy comprising (in wt.-%) 29 to 37% chromium, 0.001 to 1.8% aluminum, 0.10 to 7.0% iron, 0.001 to 0.50% silicon, 0.005 to 2.0% manganese, 0.00 to 1.00% titanium and/or 0.00 to 1.10% niobium, 0.0002 to 0.05% each of magnesium and/or calcium, 0.005 to 12% carbon, 0.001 to 0.050% nitrogen, 0.001 to 0.030% phosphorus, 0.0001 to 0.020% oxygen, not more than 0.010% sulfur, not more than 2.0% molybdenum, not more than 2.0% tungsten, the remainder nickel and the usual process-related impurities, wherein the following relations must be satisfied: Cr+Al≧30 (2a) and Fp≦39.9 (3a) with Fp=Cr+0.272*Fe+2.36*Al+2.22*Si+2.48*Ti+0.374*Mo+0.538*W−11.8*C (4a), wherein Cr, Fe, Al, Si, Ti, Mo, W and C is the concentration of the respective elements in % by mass.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 30/00 - Alloys containing less than 50% by weight of each constituent
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
69.
Nickel-chromium-aluminum alloy having good processability, creep resistance and corrosion resistance
A nickel-chromium-aluminum-iron alloy includes (in wt.-%) 24 to 33% chromium, 1.8 to 4.0% aluminum, 0.10 to 7.0% iron, 0.001 to 0.50% silicon, 0.005 to 2.0% manganese, 0.00 to 0.60% titanium, 0.0002 to 0.05% each of magnesium and/or calcium, 0.005 to 0.12% carbon, 0.001 to 0.050% nitrogen, 0.0001 to 0.020% oxygen, 0.001 to 0.030% phosphorus, not more than 0.010% sulfur, not more than 2.0% molybdenum, not more than 2.0% tungsten, the remainder nickel and the usual process-related impurities, wherein the following relations must be satisfied: Cr+Al≧28 (2a) and Fp≦39.9 (3a) with Fp=Cr+0.272*Fe+2.36*Al+2.22*Si+2.48*Ti+0.374*Mo+0.538*W−11.8*C (4a), wherein Cr, Fe, Al, Si, Ti, Mo, W and C is the concentration of the respective elements in % by mass.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheet and plates of metal, bindings, ingots, poles, rods,
rings, plates, foils, wires (not for electric purposes),
soldering wires, sheet metal blanks, sections, punched,
deep-drawn, rolled and bent parts, riveted and cold-formed
parts, billets, slabs, blocks, pipes (seamless and welded),
forged, continuously cast and cast parts, all goods made of
common metals and metal alloys or stainless steels, in
particular of special steels, especially containing nickel,
chromium, iron, copper, zirconium, titanium, niobium,
tantalum, manganese, cobalt, aluminum, magnesium, zinc, tin,
lead, molybdenum and alloys thereof, in particular usable as
non-adapted components in gas and steam turbines, as boiler
components, as components in the furnace and power station
construction, in the chemical and petrochemical industry as
well as in the field of the nuclear energy technology,
electronics, electrical engineering, in the offshore sector,
in the automobile and aeronautical industry, in the medical
technology and architecture; unwrought or semi-wrought
common metals and metal alloys; semi-finished products and
metal goods, especially made of nickel, chromium, iron,
copper, zirconium, titanium, cobalt, molybdenum, aluminum,
magnesium, niobium, tantalum, manganese, zinc, tin, lead and
alloys thereof; semi-finished products made of brass;
semi-finished products made of magnetic materials,
especially in form of bindings, sheets and plates of metal,
foils, wires, poles, shaped metal sections; unwrought or
semi-wrought non-ferrous alloys in form of blocks, slabs,
plates, sheets and plates of metal, rods, poles, tubes
(seamlessly welded), sheet metal blanks, billets, disks,
cast, drawn, rolled, pressed, forged; formed metal parts;
bronzes in form of poles, tubes, bindings and pressed parts,
parts made of bronze for highly stressed bearing bushes,
bronze tubes for pipes; composite metals (in which the core
metal and the cover metal are welded or soldered to each
other); weld filler metals on the basis of
nickel-chromium-iron alloys; components as well as finished
structural parts made of metal and alloys thereof for the
electrolytic extraction of zinc. Slide bearings. Measuring, precision and slide resistors; series resistors
for measuring instruments, shunt resistors for ampere
meters, starter resistors, load resistors, adjustment and
control resistors, heating resistors; anodes; boards; wires
made, of common metals and alloys thereof, especially made
of nickel, chromium, cobalt, iron and alloys thereof for
electric purposes; electric heating conductors and electric
resistors made of metallic materials in form of wires,
bindings, foils and coils; structural parts as parts of fuel
cells made of common metals, especially iron and chromium.
71.
Heat-resistant iron-chromium-aluminum alloy with low chromium vaporization rate and elevated thermal stability
An iron-chromium-aluminum alloy with improved heat resistance, low chromium vaporization rate and good processability, comprising (in % by mass), 2.0 to 4.5% Al, 12 to 25% Cr, 1.0 to 4% W, 0.25 to 2.0% Nb, 0.05 to 1.2% Si, 0.001 to 0.70% Mn, 0.001 to 0.030% C, 0.0001 to 0.05% Mg, 0.0001 to 0.03% Ca, 0.001 to 0.030% P, max. 0.03% N, max. 0.01% S, remainder iron and the usual melting-related impurities.
The invention relates to a nickel-chromium-aluminum-iron alloy, comprising (in wt %) 12 to 28% chromium, 1.8 to 3.0% aluminum, 1.0 to 15% iron, 0.01 to 0.5% silicon, 0.005 to 0.5% manganese, 0.01 to 0.20% yttrium, 0.02 to 0.60% titanium, 0.01 to 0.2% zirconium, 0.0002 to 0.05% magnesium, 0.0001 to 0.05% calcium, 0.03 to 0.11% carbon, 0.003 to 0.05% nitrogen, 0.0005 to 0.008% boron, 0.0001 to 0.010% oxygen, 0.001 to 0.030% phosphorus, max. 0.010% sulfur, max. 0.5% molybdenum, max. 0.5% tungsten, the remainder nickel and the common contaminants resulting from the process, wherein the following relations must be satisfied: 7.7C−x·a<1.0, wherein a=PN if PN>0 or a=0 if PN≦0. Here, x=(1.0 Ti+1.06 Zr)/(0.251 Ti+0.132 Zr), PN=0.251 Ti+0.132 Zr−0.857 N, and Ti, Zr, N, and C are the concentration of the respective element in mass percent.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheet metals, bands, ingots, poles, rods, rings, plates,
foils, wires (not for electric purposes), soldering wires,
round plates, blanks, punched, deep-drawn, rolled and bent
parts, riveted and cold-formed parts, billets, iron slabs,
blocks, pipes (weldless and welded), forged, continuously
cast and cast parts, all goods made of common metals and
metal alloys or stainless steels, in particular of special
steels, especially containing nickel, chromium, iron,
copper, zirconium, titanium, niobium, tantalum, manganese,
cobalt, aluminum, magnesium, zinc, tin, lead, molybdenum and
alloys thereof, in particular usable as components in gas
and steam turbines, as boiler construction parts, as
structural parts in the furnace and power station
construction, in the chemical and petrochemical industry as
well as in the field of the nuclear energy technique,
electronics, electro-technics, in the offshore field, in the
automobile and aeronautical industry, in the medical
technique and architecture; crude and partially worked
common metals and metal alloys; semi-finished products and
metal goods, especially made of nickel, chromium, iron,
copper, zirconium, titanium, cobalt, molybdenum, aluminum,
magnesium, niobium, tantalum, manganese, zinc, tin, lead and
alloys thereof; semi-finished products made of brass;
semi-finished products made of magnetic materials,
especially in form of bands, sheet metals, foils, wires,
poles, profiles; crude and partially worked non-iron alloys
in form of blocks, slabs, plates, sheet metals, rods, poles,
tubes (seamlessly welded), round plates, billets, disks,
cast, drawn, rolled, pressed, forged; formed metal parts,
slide bearings; bronzes in form of poles, tubes, bands and
pressed parts, parts made of bronze for highly stressed
bearing bushes, bronze tubes for pipes; composite metals (in
which the core metal and the cover metal are welded or
soldered to each other); filler metals on the base of iron
chrome nickel alloys; components as well as finished
structural parts made of metal and alloys thereof for the
electrolytic extraction of zinc. Resistance-normals, measuring, precision and slide
resistors; series resistors for measuring instruments, shunt
resistors for ampere meters, starter resistors, load
resistors, adjustment and control resistors, heating
resistors; anodes; boards; wires made of common metals and
alloys thereof, especially made of nickel, chromium, cobalt,
iron and alloys thereof for electric purposes; electric
heating conductors and electric resistors made of metallic
materials in form of wires, bands, foils and coils;
structural parts as parts of fuel cells made of common
metals, especially iron and chromium.
The invention relates to an alloy comprising (in mass %) Ni 33-35%, Cr 26-28%, Mo 6-7%, Cu 0.5-1.5%, Mn 1.0-4%, Si max. 0.1%, Al 0.01-0.3%, C max. 0.01%, N 0.1-0.25%, B 0.001-0.004%, SE>0 to 1%, and Fe remainder, including unavoidable impurities.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22C 30/02 - Alloys containing less than 50% by weight of each constituent containing copper
B23K 35/02 - Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
B23K 35/30 - Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
C22C 30/00 - Alloys containing less than 50% by weight of each constituent
C22C 38/08 - Ferrous alloys, e.g. steel alloys containing nickel
C22C 38/44 - Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
Nickel-based alloy consisting of (in % by mass) Si 0.8-2.0%, Al 0.001-0.1%, Fe 0.01-0.2%, C 0.001-0.10%, N 0.0005-0.10%, Mg 0.0001-0.08%, O 0.0001-0.010%, Mn max. 0.10%, Cr max. 0.10%, Cu max. 0.50%, S max. 0.008%, balance Ni and the usual production-related impurities.
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheet metals, strips, ingots, poles, rods, rings, plates,
foils, wires (not for electric purposes), soldering wires,
round plates, blanks, punched, deep-drawn, rolled and bent
parts, riveted and cold-formed parts, mill bars, slabs,
blocks, tubes (weldless and welded), forged, continuous cast
and cast parts, all goods made of base metals and metal
alloys or made of stainless steels, especially special
steels, especially containing nickel, chromium, iron,
copper, zirconium, titanium, niobium, tantalum, manganese,
cobalt, aluminium, magnesium, zinc, tin, molybdenum and the
alloys thereof, in particular usable as components in gas
and vapour turbines, as boiler components, as building
components in the construction of furnaces and power
stations, in the chemical and petrochemical industry as well
as in the field of nuclear energy technology, electronics,
electrical engineering, offshore, in the automobile and
aircraft industry, medical technique and architecture; crude
and partially worked base metals and metal alloys;
semi-finished products and metal goods, especially made of
nickel, chromium, iron, copper, zirconium, titanium, cobalt,
molybdenum, aluminium, magnesium, niobium, tantalum,
manganese, zinc, tin, lead and the alloys thereof;
semi-finished products made of brass; crude and partially
worked nonferrous alloys in the form of blocks, slabs,
plates, sheet metals, poles, rods, tubes (seamlessly
welded), round plates, billets, disks, cast, drawn, rolled,
pressed, forged; moulded metal parts, slide bearings;
bronzes in the form of rods, tubes, strips and pressed
pieces, parts made of bronze for highly stressed bearing
bushes, tubes made of bronze for pipes; composite metals (in
which the core metal and the coating metal are welded or
soldered to each other); filler metals on the base of
iron-chrome-nickel alloys; components as well as finished
building parts made of metal and the alloys thereof for the
electrolytic recovery of tin; billets made of base metals
and the alloys thereof, especially nickel, chromium, cobalt,
iron and the alloys thereof for electrical purposes. Calibrating resistors, measuring, precision and slide
resistors; intermediate resistors for measuring instruments,
shunt resistors for ammeters, starting resistors, bleeders,
adjustment and control resistors, heating resistors; anodes,
wires made of base metals and the alloys thereof, especially
nickel, chromium, cobalt, iron and the alloys thereof for
electrical purposes; electric heat conductors and resistors
made of metallic materials in the form of wires, strips,
foils and spirals; fuel cells and parts thereof, made of
base metals, especially iron and chromium; semi-finished
products made of magnetic materials, especially in the form
of strips, sheet metals, foils, wires, poles, profiles.
A nickel-chromium-cobalt-molybdenum alloy includes (in weight %) Cr 21-23%, Fe 0.05-1.5%, C 0.05-0.08%, Mn≦0.5%, Si≦0.25%, Co 11-13%, Cu≦0.15%, Mo 8.0-10.0%, Ti 0.3-0.5%, Al 0.8-1.3%, P<0.012%, S<0.008%, B>0.002-<0.006%, Nb>0-1%, N≦0.015%, Mg≦0.025%, Ca≦0.01%, V 0.005-0.6%, optionally W in contents between 0.02-max. 2%, Ni rest as well as smelting-related impurities, in the form of tubes, sheets, wire, bars, strips or forgings, wherein the alloy satisfies the following formula: X3=5−50, wherein
and X1=C+5N and X2=0.5Ti+Nb+0.5 V.
C22C 19/05 - Alloys based on nickel or cobalt based on nickel with chromium
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
(1) Semi-finished products of common metals and their alloys and stainless steel, namely, steel in the form of sheets, strips, ingots, poles, rods, rings, plates, foils, wires, soldering wires, round plates, made of steels containing nickel, chromium, iron, copper, zirconium, titanium, niobium, tantalum, manganese, cobalt, aluminum, magnesium, zinc, tin, molybdenum and the alloys thereof, in particular usable as components in gas and vapour turbines, as boiler components, as building components in the construction of furnaces and power stations, in the chemical and petrochemical industry as well as in the field of nuclear energy technology, electronics, electrical engineering, offshore, in the automobile and aircraft industry, medical technique and architecture; semi-finished products and metal goods, namely, strips, sheets, plates, wires, rods, bars, tubes, pipes, billets and forgings made of nickel, chromium, iron, copper, zirconium, titanium, cobalt, molybdenum, aluminum, magnesium, niobium, tantalum, manganese, zinc, tin, lead and the alloys thereof; semi-finished products made of magnetic materials, namely, iron, nickel, cobalt and the alloys thereof, in the form of strips, sheet metals, foils, wires, poles, profiles, namely, beams, bars, tubes, and channels; crude and partially worked nonferrous alloys, namely, alloys of nickel, copper, zirconium, titanium, cobalt, molybdenum, aluminum, niobium, tantalum, manganese, zinc, tin and lead, in the form of blocks, slabs, plates, sheet metals, poles, rods, tubes (seamless or welded), round plates, billets, disks, cast, drawn, rolled, pressed, forged; welding filler metals on the base of iron-chrome-nickel alloys; intermediate resistors for measuring instruments, shunt resistors for ammeters, starting resistors, resistor bleeders, adjustment and control resistors, heating resistors; anodes, billets, wires made of base metals and the alloys thereof, especially nickel, chromium, cobalt, iron and the alloys thereof for electrical purposes; electric heat conductors and resistors made of metals, namely, nickel, chromium, iron, copper, zirconium, titanium, cobalt, molybdenum, aluminum, magnesium, niobium, tantalum, manganese, zinc, tin, lead and their alloys thereof, in the form of wires, strips, foils and spirals; components being parts of fuel cells, namely, sheets and plates, interconnecting plates, wires and contacts made from alloys and mainly containing iron and chromium.
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheet metals, strips, poles, rods, [ rings, ] plates, foils, wires, not for electronic purposes, [ soldering wires, round plates, blanks; mill bars, ] slabs, blocks, [ weldless and welded tubes, ] all goods made of base metals and metal alloys or made of stainless steels, namely, special steels, namely, containing nickel, chromium, iron, copper, zirconium, titanium, [ niobium, tantalum, manganese, ] cobalt, aluminum, [ magnesium, zinc, tin, ] molybdenum, these products being used in particular as components in gas and vapour turbines, as boiler components, as building components in the construction of furnaces and power stations, in the chemical and petrochemical industry [ as well as in the field of nuclear energy technology ], electronics, electrical engineering, offshore, in the automobile and aircraft industry [, medical techniques and architecture ] ; [ partially worked base metals and metal alloys; semi-wrought brass; crude and partially worked nonferrous alloys in the form of block, slabs, plates, sheet metals, poles, rods, seamlessly welded tubes, round plates, billets that have been cast, drawn, rolled, pressed, and forged; bronzes in the form of rods, tubes, strips and pressed pieces, parts made of bronze for highly stressed bearing brushes, tubes made of bronze for pipes; composite metals, namely, metals in which the core metal and the coating metal are welded or soldered to each other; ] filler metals based on iron-chrome-nickel alloys [ ; metal alloys for the electrolytic recovery of tin; metal billets and the alloys thereof ] [ Calibrating resistors, measuring, precision and slide resistors; electric intermediate resistors for measuring instruments; shunt resistors for ammeters, electric starting resistors, brake bleeders, adjustment and control resistors, heating resistors; anodes, wires made of base metals and the alloys thereof, namely, nickel, chromium, cobalt, iron and the alloys thereof for electrical purposes; electric heat conductors and resistors made of metallic materials in the form of wires, strips, foils and spirals; fuel cells and parts thereof made of base metals, namely, iron and chromium; semi-finished magnetic materials in the firm of strips, sheet metals, foils, wires, poles and profiles ]
06 - Common metals and ores; objects made of metal
Goods & Services
Filler metals based on iron-chromium-nickel alloys; sheets,
plates, rods, wires, pipes of any cross-sections, all goods
made of iron-chromium-nickel alloys.
06 - Common metals and ores; objects made of metal
Goods & Services
Sheets, rods, wires, pipes (seamless or welded) with
cross-sections of all kinds made of nickel-based alloys,
cobalt-based alloys, titanium-based alloys.
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheets, strips, rods, wires, pipes with cross-sections of
all kinds, all goods made from alloys mainly containing iron
and chromium. Components being parts of fuel cells, made from alloys
mainly containing iron and chromium.
09 - Scientific and electric apparatus and instruments
Goods & Services
(1) Components being parts of fuel cells, namely, sheets and plates, interconnecting plates, wires and contacts made from alloys mainly containing iron and chromium
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Sheets, strips, rods, wires, pipes with cross-sections of all kinds, all goods made from alloys mainly containing iron and chromium. Components being parts of fuel cells, made from alloys mainly containing iron and chromium.
06 - Common metals and ores; objects made of metal
17 - Rubber and plastic; packing and insulating materials
Goods & Services
(1) Metal wires, rods, strips, plates, tubes, bars, billets, sheets, welding filler metals, forgings; all semi-finished as well as components of the named goods.
06 - Common metals and ores; objects made of metal
Goods & Services
METAL WIRES, RODS, STRIPS, PLATES, TUBES, BARS, BILLETS, SHEETS; WELDING FILLER METALS; METAL FORGINGS; ALL SEMI-FINISHED; STRUCTURAL COMPONENTS OF THE FOREGOING
06 - Common metals and ores; objects made of metal
Goods & Services
METAL WIRES, RODS, STRIPS, PLATES, TUBES, BARS, BILLETS, SHEETS; WELDING FILLER METALS; METAL FORGINGS; ALL SEMI-FINISHED; STRUCTURAL COMPONENTS OF THE FOREGOING
06 - Common metals and ores; objects made of metal
Goods & Services
Objets en fils métalliques, articles en tôle, tuyaux, rubans
et fils métalliques, tiges, tôles, pièces profilées
mécaniquement ou à la main, en fer ou en alliages non
ferreux; métaux communs ou leurs alliages pour fils de
chauffage.
06 - Common metals and ores; objects made of metal
Goods & Services
Articles de fil métallique et articles en tôle, tuyaux,
rubans métalliques, fils métalliques, barres, tôles, parties
façonnées mécaniquement ou à la main en fer et en alliage de
fer.
06 - Common metals and ores; objects made of metal
Goods & Services
Objets en fil métallique, articles en tôle, tuyaux, rubans
et fils métalliques, tiges, tôles, pièces profilées
mécaniquement ou à la main, en fer ou en alliages non
ferreux; métaux communs ou leurs alliages pour fils de
chauffage.
06 - Common metals and ores; objects made of metal
Goods & Services
Objets en fils métallique, articles en tôles, tuyaux, rubans
métalliques, fils, tiges, tôles, pièces profilées en métal
ou en alliage fabriquées mécaniquement ou à la main; métaux
communs ou leurs alliages pour la fabrication de
résistances.
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
Goods & Services
Matériaux métalliques pour résistances d'appareils de
mesure. Étalons de résistance, résistances de précision, résistances
au contact à frottement, rhéostats amortisseurs pour
appareils de mesure, résistances de réglage shunt pour
ampèremètres, rhéostats de démarrage, résistances en charge,
rhéostats et résistances de contrôle, résistances de
chauffage pour températures moyennes.
06 - Common metals and ores; objects made of metal
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Métaux communs et alliages de métaux communs, bruts ou
mi-ouvrés; semi-produits et objets métalliques en nickel,
cuivre, aluminium, magnésium, zinc, étain, plomb, fer et en
leurs alliages, à savoir tôles, rubans, bandes, plaques,
disques, tuyaux, tiges, profils, fils, fils à souder,
goupilles, rivets, vis, coupes, tubes; pièces fabriquées à
la presse à étampes, pièces forgées; pièces de moulage
coulées à la machine, coulées en coquilles, en fonte
centrifugée, coulées sous pression, coulées en sable;
paliers à glissement prêts pour le montage, pièces de
moulage en métaux laitiers. Fils fusibles pour emplois électriques. Parties de véhicules. Matières isolantes contre l'humidité pour constructions.
06 - Common metals and ores; objects made of metal
Goods & Services
Lingots, tiges, tôles, tuyaux, fils métalliques, composés
d'un alliage consistant principalement de cuivre, de zinc et
de nickel et qui contient des petites quantités d'autres
métaux.
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
Goods & Services
Métaux communs bruts et partiellement ouvrés, métaux
compound (le métal à noyau et le métal de couche étant
soudés l'un à l'autre), pièces de métal façonné, ouvrées
mécaniquement, pièces de construction laminées et coulées,
marchandises en fil métallique et en tôle (non compris dans
d'autres classes), chaînes (à l'exception de celles pour
véhicules), armatures, réseaux en métal, fils métalliques,
câbles métalliques, bandes en métal. Machines et organes de machines.
