EC71500 is a 70/30 copper-nickel alloy commonly used for applications in both fresh and saline waters. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-809. Producer or source: Electralloy, a G.O. Carlson Inc. Company.