Abstract MST 3AL-5CR is a double melted titanium base alloy available in either ingot, bar, rod, plate, forging, or extrusion form. It possesses good creep and high strength properties at room and elevated temperatures to 800 deg. F. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ti-4. Producer or source: Mallory-Sharon Titanium Corporation. Originally published June 1954, revised March 1965.