Duralumin-K is a high strength, wrought aluminum alloy recommended for highly stressed applications. It responds to the precipitation-hardening heat treatment. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive, shear, and bearing strength as well as fracture toughness and fatigue. It also includes information on as well as forming, heat treating, machining, and joining. Filing Code: Al-102. Producer or source: James Booth & Company Ltd.