JEWELRY ALLOY ON BASE OF PALLADIUM Russian patent published in 2008 - IPC C22C5/04 

FIELD: metallurgy.

SUBSTANCE: invention refers to metallurgy of noble metals, particularly to alloys on base of palladium, and can be used at fabricating of jewelry items by methods of micro moulding, stamping and chain-bending. The alloy contains, mass.%: palladium 85.0-90.5; copper 5.0-10.0; nickel 3.0-5.4; zinc 0.5-1.5; indium 0.2-0.8; gallium 0.2-1.0. According to the invention the alloy is similar in its appearance to platinum alloys and possesses low hardness and reduced nickel content.

EFFECT: production of jewelry alloy on base of palladium possessing low hardness and reduced nickel content.

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