MST 4Al-4Mn is a heat treatable alpha-beta bar and forging alloy having good elevated temperature properties. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fracture toughness, creep, and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ti-10. Producer or source: Mallory-Sharon Titanium Corporation.