Oxidation corrosion resistant superalloys and coatings

Details Oxidation corrosion resistant superalloys and coatings Oxidation corrosion resistant superalloys and coatings

1976-11-04

1978-09-26

Kendall, Ralph S.

Coating processes

Applying superposed diverse coating or coating a coated base

Metal coating

427250, 427252, 427 34, 427423, 428652, 428653, 428662, 428663, 428667, B32B 1504, B32B 1520

Patent

active

041171799

ABSTRACT:
An article of manufacture having improved high temperature oxidation and corrosion resistance comprising: (a) a superalloy substrate containing a carbide reinforcing phase, and (b) a coating consisting of chromium, aluminum, carbon, at least one element selected from iron, cobalt or nickel, and optionally an element selected from yttrium or the rare earth elements.

REFERENCES:
patent: 3573963 (1971-04-01), Maxwell
patent: 3741791 (1973-06-01), Maxwell et al.
patent: 3873347 (1975-03-01), Walker et al.
patent: 4003765 (1977-01-01), Davidson

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