ARMCO PH 15-7 Mo is a semi-austenitic stainless steel that is precipitation hardenable, providing high strength and hardness with minimum heat treat distortion. It has good corrosion resistance. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-75. Producer or source: Armco Advanced Materials Corporation. Originally published June 1958, revised October 1989.