Ampcoloy 405 is a high strength, ductile, corrosion and wear resistant copper alloy available in extruded solid bar form for gears, valve seats, marine hardware, etc. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-116. Producer or source: Ampco Metal Inc..