Copper alloy and process for obtaining same

Details Copper alloy and process for obtaining same Copper alloy and process for obtaining same

1996-12-26

1998-10-13

Ip, Sikyin

Metal treatment

Stock

Copper base

420472, C22C 902

Patent

active

058207015

ABSTRACT:
A copper base alloy consisting essentially of tin in an amount from about 1.0 to 11.0% by weight, phosphorous in an amount from about 0.01 to 0.35% by weight, iron in an amount from about 0.01 to about 0.8% by weight, and the balance essentially copper, including phosphide particles uniformly distributed throughout the matrix, is described. The alloy is characterized by an excellent combination of physical properties. The process of forming the copper base alloy described herein includes casting, homogenizing, rolling, process annealing and stress relief annealing.

REFERENCES:
patent: 2062427 (1936-12-01), Pierson
patent: 3923558 (1975-12-01), Shapiro et al.
patent: 4586967 (1986-05-01), Shapiro et al.
patent: 4605532 (1986-08-01), Knorr et al.
patent: 4627960 (1986-12-01), Nakajima et al.
patent: 4666667 (1987-05-01), Kamio et al.
patent: 4822562 (1989-04-01), Miyafuji et al.
patent: 5487867 (1996-01-01), Singh

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