C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
148/35, 75/68
C22C 9/01 (2006.01) C22F 1/08 (2006.01)
Patent
CA 1155687
ABSTRACT An alloy of copper, aluminium and manganese falling within the area on a ternary diagram defined by the points: ABCDEF. An alloy having a .beta.-brass type construction capable of being rendered heat recoverable and capable of being cooled from a temperature at which it exists in an austenitic state to a temperature at which it exists in a martensitic state, said alloy being a ternary alloy of copper, aluminium and manganese falling with the area on a ternary diagram defined by the points: A. 82.9%Cu 12.5%A1 4.6%Mn B. 81.1%Cu 11.0%A1 7.9%Mn C. 80.8%Cu 9.1%A1 10.1%Mn D. 78.6%Cu 8.6%A1 12.8%Mn E. 77.9%Cu 11.0%A1 11.1%Mn F. 79.5%Cu 12.5%A1 8.0%Mn is especially suitable for use in heat recoverable articles which exhibit outstanding stress stability.
379815
Fetherstonhaugh & Co.
Raychem Corporation
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