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A composition for jewelry contains, % by weight: gold - 37-75, silver - 2-30, nickel and zinc in the form of addition alloy with a ratio of 1 : 0.3-3.0 at an amount of 0.02-0.4, copper is the rest. Technical result - mechanical and consumer properties are improved.
UA20031212120A2003-12-232003-12-23An alloy based on gold
UA70682C2
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