Multi-phase sintered alloy composition and method of manufacturi

Details Multi-phase sintered alloy composition and method of manufacturi Multi-phase sintered alloy composition and method of manufacturi

1991-07-09

1993-05-04

Walsh, Donald P.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

419 6, 419 23, 419 26, 419 39, 419 60, C22C 900

Patent

active

052078213

ABSTRACT:
Disclosed is a sintered alloy composition and method of manufacturing the same, the sintered alloy composition having a multi-phase structure, comprising: a first phase composed of aluminum and copper; and a second phase being dispersed in the first phase and composed of molybdenum, chromium, silicon and cobalt. This alloy composition has excellent abrasion and corrosion resistance, preferably to be used for making machine parts such as valve seats for engines.

REFERENCES:
patent: Re28552 (1975-09-01), Smith
patent: 4285739 (1981-08-01), Deruyttere et al.
patent: 4365996 (1982-12-01), Melton et al.
patent: 4372783 (1983-02-01), Kato
patent: 4518444 (1985-05-01), Albrecht et al.
patent: 4935056 (1990-06-01), Miyasaka et al.
patent: 5049183 (1991-09-01), Saka et al.

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