ALUMINUM 5154, formerly known as Aluminum A54S, is a strong, nonheat-treatable alloy recommended for use in unfired pressure vessels. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Al-64. Producer or source: Aluminum Company of America.