Gas turbine blade tip alloy and composite

Details Gas turbine blade tip alloy and composite Gas turbine blade tip alloy and composite

1977-05-03

1979-05-01

Dean, R.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

75171, 148 6, 148 325, 428680, B32B 1504

Patent

active

041524888

ABSTRACT:
A nickel base superalloy having a composition which provides a desirable combination of good oxidation and corrosion resistance and hot hardness is described. The alloy contains 21-25% Cr, 4.5-7% Al, 4-10% W, 2.5-7% Ta, 0.5-0.15% Y and 0.1-0.3% C. This alloy is useful as a blade tip element in a composite gas turbine blade.

REFERENCES:
patent: 3754902 (1973-08-01), Boone et al.
patent: 4013424 (1977-03-01), Wildgoose et al.

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