manganese bronze

manganese bronze Word Origin noun

1. an alloy that is about 55 percent copper, 40 percent zinc, and up to 3.5 percent manganese.

Origin of manganese bronze First recorded in 1830–40 British Dictionary definitions for manganese bronze manganese bronze noun

1. any of various alloys containing copper (55–60 per cent), zinc (35–42 per cent), and manganese (about 3.5 per cent)