3CR12 and 3CR12L and similarly composition alloys have become the world’s most specified 12% chromium alloy. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-1094. Producer or source: Columbus Stainless (Pty) Ltd.