C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/16, 117/230,
C22C 19/05 (2006.01) C22C 30/00 (2006.01)
Patent
CA 1101698
ABSTRACT OF THE DISCLOSURE 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, 0.5-15% Y and .1-.3% C. This alloy is useful as a blade tip element in a composite gas turbine blade.
301677
Duhl David N.
Schilke Peter W.
Swabey Ogilvy Renault
United Technologies Corporation
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