Carpenter Stainless No. 12 is an austenitic chromium-nickel alloy designed for the manufacturer of cold-headed or cold forged parts. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-111. Producer or source: Carpenter.