UNS A02950 is an aluminum casting alloy suitable where high strength with ductility and toughness is required. It has fair castablility and good machinability. It is used for aerospace and automotive applications. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as casting, heat treating, and machining. Filing Code: Al-297. Producer or source: Various aluminum companies.