LOCKALLOY is a beryllium-aluminum alloy that was developed for aerospace structural applications where high modulus and low density are design criteria. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and compressive, shear, and bearing strength as well as fracture toughness and fatigue. It also includes information on low and high temperature performance, and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Be-1. Producer or source: Kawecki Berylco Industries Inc..