Ni-base alloy for turbine rotor of steam turbine and turbine rotor of steam turbine
US8828313B2 · kind B2 · utility
1Cited by
6References
16Claims
0Family size
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Key dates
| Filing date | Mar 13, 2009 |
| Grant date | Sep 9, 2014 |
| Priority date | — |
| Expiry date | Sep 22, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/502
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An Ni-base alloy for a turbine rotor of a steam turbine contains in percent by weight C: 0.01 to 0.15, Cr: 15 to 28, Co: 10 to 15, Mo: 8 to 12, Al: 1.5 to 2, Ti: 0.1 to 0.6, B: 0.001 to 0.006, Re: 0.5 to 3, and the balance of Ni and unavoidable impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.