High temperature fatigue oxidation resistant coating on superall

Details High temperature fatigue oxidation resistant coating on superall High temperature fatigue oxidation resistant coating on superall

1979-12-19

1982-08-24

Ives, P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428469, 428472, 428926, 428655, 428667, 428678, 428615, 428680, 428653, 427328, 427405, 75171, 75170, 75172R, B32B 1504

Patent

active

043461379

ABSTRACT:
An improved high temperature fatigue resistant coating for nickel and cobalt base superalloys having good oxidation and sulfidation resistance. The coating comprises by weight, 8-30% Co, 8-30% Cr, 5-20% Al, 10-60% Ni and 0.05-1.0% of a reactive metal selected from the group of Y, Sc, La and mixtures thereof, balance selected from the group consisting of Pt, Rh, and mixtures thereof, the (Pt+Rh) content being at least 13%.

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