Nickel-base alloy welding material, welding material for nuclear reactor, nuclear power apparatus and nuclear power structure, and method of repairing nuclear power apparatus and nuclear power structure
US11732332B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | May 5, 2020 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | May 5, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K35/304
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A nickel-base alloy welding material according to an embodiment comprises: Cr (chromium) larger than 30.0% and less than or equal to 36.0% by mass; C (carbon) less than or equal to 0.050% by mass; Fe (iron) larger than or equal to 1.00% and less than or equal to 3.00% by mass; Si (silicon) less than or equal to 0.50% by mass; Nb (niobium)+Ta (tantalum) less than or equal to 3.00% by mass; Ti (titanium) less than or equal to 0.70% by mass; Mn (manganese) larger than or equal to 0.10% and less than or equal to 3.50% by mass; Cu (copper) less than or equal to 0.5% by mass, and a remainder is Ni and unavoidable impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.