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US 2022/0064762 A1Published application
Nickel-based alloy for additive manufacturing and method
AssigneeSiemens Energy Global GmbH & Co. KG
InventorsChristoph Heinze, Yves Küsters
Life of this patent
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Abstract
An alloy is provided by the targeted selection of some elements of silicone, manganese, sulfur, chromium, titanium, aluminum, zirconium, tantalum, iron, copper, niobium, yttrium and yttrium oxide, which can be readily processed and also provides good mechanical characteristic values for the produced component.
Claims13
A nickel-base superalloy at least comprising (in % by weight), especially consisting of:
- carbon (C)
- 0.13%-0.17%
- chromium (Cr)
- 21%-22%
- cobalt (Co)
- 18%-20%
- tungsten (W)
- 1.8%-2.2%
- titanium (Ti)
- 3.0%-3.4%
- aluminum (Al)
- 2.1%-3.0%
- boron (B)
- 0.008%-0.012%
- zirconium (Zr)
- 0.0025%-0.01%
- tantalum (Ta)
- 1.6%-2.5%
- niobium (Nb)
- 1.2%-1.6%
- optionally:
- yttrium (Y)
- 0.0025%-0.0075%
- yttrium oxide (Y2O3)
- 0.25%-1.25%
- optionally and especially not more than:
- vanadium (V)
- 0.01%
- hafnium (Hf)
- 0.01%
- silver (Ag)
- 0.005%
- lead (Pb)
- 0.0003%
- selenium (Se)
- 0.0003%
- oxygen (O)
- 0.005%
- gallium (Ga)
- 0.001%
- bismuth (Bi)
- 0.0001%
- nitrogen (N)
- 0.005%
- magnesium (Mg)
- 0.007%
- tellurium (Te)
- 0.00005%
- thallium (Tl)
- 0.0005%
- calcium (Ca)
- 0.0001%
- potassium (K)
- 0.0001%
- silicon (Si)
- 0.02%
- manganese (Mn)
- 0.01%
- iron (Fe)
- 0.02%
- copper (Cu)
- 0.01%
- phosphorus (P)
- 0.005%
- sulfur (S)
- 0.001%
- molybdenum (Mo)
- 0.1%
- other impurities
- 0.1%
- nickel (Ni)
- balance.
69 more elements
Dependencies are inferred from the claim text.