Nickel-base superalloy
US9593583B2 · kind B2 · utility
1Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2011 |
| Grant date | Mar 14, 2017 |
| Priority date | — |
| Expiry date | Jun 20, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C19/056
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A nickel-base superalloy for turbine vanes or turbine blades is provided. The nickel-base superalloy has in wt %: C: equal to or greater 0.1; Si: </=0.2; Mn: </=0.2; P: </=0.005; S: </=0.0015; Al: 4.0 to 5.5; B: </=0.03; Co: 5.0 to 9.0; Cr: 18.0 to 22.0; Cu: </=0.1; Fe: </=0.5; Hf: 0.9 to 1.3; Mg: </=0.002; Mo: </=0.5; N: </=0.0015; Nb: </=0.01; O: </=0.0015; Ta: 4.8 to 5.2; Ti: 0.8 to 2.0; W: 1.8 to 2.5; Zr: </=0.01; Ni: balance; and inevitable impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.