Aluminum 319 is a general purpose foundry alloy moderately responsive to heat treatment. It has excellent casting characteristics and good mechanical properties. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive and shear strength as well as creep and fatigue. It also includes information on low and high temperature performance as well as casting, heat treating, machining, and joining. Filing Code: Al-140. Producer or source: Aluminum Company of America.