ANVENDELSE AF EN KOBBERLEGERING INDEHOLDENDE NIKKEL OG ALUMINIUM TIL FREMSTILLING AF MOENTER MED GYLDEN FARVETONE OG HOEJ ANLOEBNINGSBESTANDIGHED

摘要

An alloy useful as a coinage alloy, especially as a cladding for a coin comprising a core and a cladding is disclosed. The alloy consists essentially of 4 to 6% nickel, 4 to 6% aluminum, balance copper and inevitable impurities which are due to the manufacture. Also disclosed are coins made therefrom having a gold-like color.