Definitions for "manganese bronze"
Keywords:  brass, zinc, copper, pyrolusite, mno
A brass alloy having from 1 to 4 percent of manganese added to harden it; made by adding manganese to the copper and zinc used in brass.
56 % Copper 1 % Tin 41.5 % Zinc 0.25 % Silicon 1 % Iron 0.25 % Manganese Manganese Dioxide Trade name: Pyrolusite Chemical formula: MnO2 See also: Chemical Table.
a brass with from 1-4% manganese to harden it