Alloy for coins and the like

Details Alloy for coins and the like Alloy for coins and the like

C - Chemistry, Metallurgy

22

C

75/63

C22C 9/04 (2006.01) A44C 21/00 (2006.01)

Patent

CA 1224948

ABSTRACT A coin, a coin blank or a metal strip for the production of a coin or a coin blank having as its surface a copper based alloy containing between 15% and 30% (by wt) zinc, between 2% and 7% (by wt) tin and, optionally, between 2% and 7% (by wt) nickel. The alloy is gold-coloured, tarnish resistant, fabricable and wear resistant.

448501

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