Dispersion-strengthened cobalt-bearing metal

Details Dispersion-strengthened cobalt-bearing metal Dispersion-strengthened cobalt-bearing metal

1976-11-04

1978-09-05

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Consolidated metal powder compositions of >95% theoretical...

Oxide containing

75134F, 75171, 148 115P, C22C 1900

Patent

active

041116852

ABSTRACT:
Oxide dispersion-strengthened metal having from 18 to 35% chromium, 3 to 7% aluminum, 0.2 to 3.0% of an oxide dispersoid, 10 to 45% nickel and at least 30% cobalt. The oxide dispersoid has a negative free energy of formation at 1000.degree. C of at least as great as that of aluminum oxide.

REFERENCES:
patent: 3837930 (1974-09-01), Cairns et al.
patent: 3847680 (1974-11-01), Fustukian et al.
patent: 3929467 (1975-12-01), Davies et al.

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