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US 2026/0275873 A1Published application
Tial alloy material and turbine blade for jet engines
AssigneesNational Institute for Materials Science, AeroEdge Co., Ltd.
InventorsToshimitsu TETSUI, Kazuhiro MIZUTA, Takayuki IMOTO, Hirokazu TANAKA
Life of this patent
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Abstract
A TiAl alloy material contains aluminum: 45.5 to 47.5 atom %, manganese: 1.0 to 3.0 atom %, iron: 0.3 to 1.0 atom %, vanadium: 0.5 to 2.0 atom %, and niobium: 0.5 to 2.5 atom %, with a remainder being made up of titanium and unavoidable impurities. The TiAl alloy material may further contain carbon: 0.6 atom % or less.
Claims14
A TiAl alloy material, comprising
- aluminum:
- 45.5 to 47.5 atom %,
- manganese:
- 1.0 to 3.0 atom %,
- iron:
- 0.3 to 1.0 atom %,
- vanadium:
- 0.5 to 2.0 atom %, and
- niobium:
- 0.5 to 2.5 atom %,
- a titanium and unavoidable impurities balance containing inevitable impurities.
8 more elements
Dependencies are inferred from the claim text.