gunmetal

• Liga de cobre e estanho (bronze) ou de cobre e zinco (latão) de cor acinzentada, resistente ao desgaste e à corrosão, especialmente à água do mar, usada em peças de máquinas, válvulas, canhões e materiais bélicos. Também se refere à cor cinza-azulada escura característica desse metal.

A type of bronze alloy used for parts that require resistance to wear and corrosion, particularly from seawater.

incontável

1. Corrosion-resistant bronzeC1formaltechnical

   A type of bronze alloy, typically composed of copper, tin, and zinc, used for parts subject to wear or corrosion, especially by seawater.

   Metal de canhão

   • The ship's propeller was cast from gunmetal to resist seawater corrosion.
   • Engineers chose gunmetal for the valve components due to its durability.
   • Gunmetal was historically used for cannons and other naval hardware.