Corrosion resistant copper base alloys for heat exchanger tube

Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium

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75161, C22C 904

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active

041719727

ABSTRACT:
An alloy system is disclosed which is particularly useful for heat exchanger and water tubing applications. This alloy system utilizes additions of zinc, nickel and iron to a copper base. Cobalt and manganese may also be added to the alloy and such elements as arsenic, antimony and phosphorus may be added as parting inhibitors to the system.

REFERENCES:
patent: 1277989 (1918-09-01), Milliken
patent: 1393388 (1921-10-01), Milliken
patent: 2309101 (1943-01-01), Crampton
patent: 3402043 (1968-09-01), Smith
patent: 3703367 (1972-11-01), Cocks
Vaders, "Corrosion, Particularly of Copper-Zinc Alloys by Sea Water and Chemical Solutions II", Metallwissenschaft und Technik, pp. 1210-1224.

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