Mallory 150 is a heat treatable, high strength, high conductivity copper-base alloy. It is recommended for resistance welding electrodes, dies, circuit breakers, leaf springs, and current carrying structural parts. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as heat treating, machining, joining, and surface treatment. Filing Code: Cu-139. Producer or source: Mallory Metallurgical Company.