ALCAN 250 is a cast aluminum alloy recommended for engine parts requiring good strength at elevated temperatures, good wear resistance and hardness. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on high temperature performance and corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: Al-73. Producer or source: Aluminum Company of Canada Ltd.