Carpenter Project 7000 15Cr-5Ni offers strength and excellent corrosion resistance. Similar to Carpenter 15Cr-5Ni (Alloy Digest SS-346, January 1978) and Carpenter Custom 630 (Alloy Digest SS-258, revised December 2000), Project 7000 15Cr-5Ni stainless is intended for use when improved machining productivity is desired. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-788. Producer or source: Carpenter.