Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions
Patent
1989-05-08
1991-04-09
Lechert, Jr., Stephen J.
Specialized metallurgical processes, compositions for use therei
Compositions
Consolidated metal powder compositions
75233, 75234, 75235, 148410, 148428, 420445, 420446, 420447, 420448, B22F 100
Patent
active
050061631
ABSTRACT:
A novel, nickel-base, high temperature alloy body preferably containing about 20% chromium, 6 to 7% aluminum to provide phase, 1.5 to 2.5% molybdenum, 3 to 4.5% tungsten, additional strengthening elements and oxidic yttrium in finely dispersed form. The alloy body has an elongated crystal structure and is characterized by high strength along with excellent hot corrosion and oxidation resistance.
REFERENCES:
patent: 4292076 (1981-09-01), Gigliotti et al.
patent: 4386976 (1983-06-01), Benn et al.
patent: 4668312 (1987-05-01), Benn et al.
Andryszak Kenneth R.
Benn Raymond C.
Davidson Jeffrey M.
INCO Alloys International, Inc.
Lechert Jr. Stephen J.
Mulligan, Jr. Francis J.
Steen Edward A.
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