Spring copper alloy for electric and electronic parts

Details Spring copper alloy for electric and electronic parts Spring copper alloy for electric and electronic parts

1987-09-10

1988-08-02

Rutledge, L. Dewayne

Alloys or metallic compositions

Copper base

Tin containing

420473, 148 2, 148412, C22C 902, C22C 906

Patent

active

047612657

ABSTRACT:
A spring copper alloy for electric and electronic parts having a high modulus of elasticity, a good electrical conductivity and a good solderability is disclosed, which alloy consists of 1.5.about.3.0% by weight of Ni, 1.2.about.2.0% by weight of Sn, 0.05.about.0.30% by weight of Mn, 0.01.about.0.1% by weight of P, inevitable impurities and the remainder of Cu.

REFERENCES:
patent: 2155407 (1939-04-01), Crampton et al.
patent: 4169729 (1979-10-01), Popplewell et al.
patent: 4337089 (1982-06-01), Arita et al.

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