Abrasion resistant copper alloy

Details Abrasion resistant copper alloy Abrasion resistant copper alloy

1997-09-16

1999-06-15

Zimmerman, John J.

Alloys or metallic compositions

Copper base

Nickel containing

420488, 420490, 420495, 428652, C22C 906

Patent

active

059119497

ABSTRACT:
An abrasion resistant copper alloy suitable for the material of an overlaid layer formed at the valve seat of an engine cylinder head formed of aluminum alloy. The copper alloy consists essentially of nickel in an amount ranging from 10 to 30% by weight; silicon in an amount ranging from 0.5 to 5.0% by weight; at least one element selected from the group consisting of molybdenum, tungsten, tantalum, niobium and vanadium, in an amount ranging from 2.0 to 15.0% by weight; and balance being copper and impurities.

REFERENCES:
patent: 2430306 (1947-11-01), Smith
patent: 3635702 (1972-01-01), Badia
patent: 4897243 (1990-01-01), Mizuhara
patent: 5019185 (1991-05-01), Nakajima et al.
patent: 5028391 (1991-07-01), Ingerson
patent: 5188799 (1993-02-01), Mori et al.
patent: 5586530 (1996-12-01), Adachi et al.
Heat-resisting steel bars JSI G 4311 1991 (no month).
Aluminium alloy casting JIS H 5202 1992 (no month).

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