COPPER-BASE ALLOY Russian patent published in 1994 - IPC

FIELD: alloys. SUBSTANCE: alloy containing carbon, iron, nickel, manganese and aluminium has additionally silicon at the following ratio of components, wt. -% : carbon 0.3-0.4; iron 2.2-3.5; nickel 2.9-3.4; manganese 9.5-11.0; aluminium 3.5-4.2; silicon 3.4-4.2, and copper - the rest. Positive effect: enhanced resistance of metal against plastic deformations, prolonged period of exploitation of articles made of alloy proposed. EFFECT: enhanced hardness of alloy. 1 tbl