Nickel aluminide base compositions consolidated from powder

Details Nickel aluminide base compositions consolidated from powder Nickel aluminide base compositions consolidated from powder

1985-10-03

1987-04-28

Lechert, Jr., Stephen J.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75 05BA, 75 05C, 75 82, 148 115A, 148 115N, 148 115P, 1481261, 148429, 419 49, 419 66, 419 68, 420460, 420590, B22F 300

Patent

active

046611568

ABSTRACT:
A metal body having high tensile strength and ductility at temperatures over 1000.degree. F. is provided. The body is prepared by hot isostatic pressing of powder formed by atomization of a melt of an alloy. The alloy composition base is according to the formula:

REFERENCES:
patent: 4212669 (1980-07-01), Veeck et al.
patent: 4500364 (1985-02-01), Krutenat
C. T. Liu & C. C. Koch, "Development of Ductile Polycrystalline Ni.sub.3 Al for High-Temperature Applications", Technical Aspects of Critical Materials Use by the Steel Industry, NBSIR 83-2679-2, vol. IIB (Jun. 1983), Center for Materials Science, U.S. Dept. of Commerce, Nat'l. Bureau of Standards.

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