Titanium alloy having enhanced notch toughness
US6454882B1 · kind B1 · utility
8Cited by
25References
2Claims
0Family size
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Key dates
| Filing date | Jan 16, 2001 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Jan 16, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22F1/183
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A titanium alpha-beta alloy having enhanced notch toughness comprises titanium, aluminum, and vanadium and is characterized by a microstructure having equiaxed alpha grains whose volume fraction is about 75 to 85 percent, a maximum grain size of the microstructure not exceeding about 10 &mgr;m, and with the volume fraction of primary alpha grains not exceeding about 2 percent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.