machine bronze casting

Copper Alloys Bronze Alloys

Italian Standard - UNI
» B 20 Tin Bronze Alloys

Copper Alloys CU Sn PB ZN FE NI P AI MN SI SB S Standard CR Impurities

B 20

78-81 18-21 1 - 0.3 0.5 0.05 - - - 0.2

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UNI1698 - -