Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Patent
1975-09-24
1976-08-24
Stallard, W.
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
C22C 901
Patent
active
039764788
ABSTRACT:
A copper alloy which excels in corrosion resistance, mechanical strength and castability and is suitable for the manufacture of valves, cocks and related cast parts. The copper alloy comprises by weight 5.0 - 6.5% aluminum, 0.2 - 0.5% silicon, 0.2 - 0.5% tin, 0.2 - 4.0% zinc, 1.0 - 1.5% lead and 1.0 - 3.0% iron and the rest being composed of copper.
REFERENCES:
patent: 2035415 (1936-03-01), Wilkins
patent: 2075004 (1937-03-01), Bassett
patent: 2231940 (1941-02-01), Nylander
patent: 2271969 (1942-02-01), Davis et al.
patent: 3097093 (1963-07-01), Fox et al.
patent: 3923500 (1975-12-01), Kitazawa et al.
Stallard W.
Toyo Valve Co., Ltd.
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