Copper-base shape-memory alloys

Details Copper-base shape-memory alloys Copper-base shape-memory alloys

1983-07-20

1984-09-18

Skiff, Peter K.

Metal treatment

Stock

Mechanical memory

420478, C22C 901, C22C 904

Patent

active

044722133

ABSTRACT:
A copper-base shape-memory alloy having high resistance to fatigue failure as well as high ductility and, in particular, high deformability in the martensite phase is disclosed. The alloy consists essentially of 10-45% Zn, 1-10% Al, 0.05-2% Ti, 0.05-2% of one of Fe and Ni, the balance being Cu and incidental impurities, the percent being by weight.

REFERENCES:
patent: 3703367 (1972-11-01), Cocks
patent: 4274872 (1981-06-01), Melton et al.

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