CROLOY 15-15N is a super strength iron-base austenitic steel for high temperature application under extreme pressure conditions. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-62. Producer or source: Babcock & Wilcox Company.