WESTINGHOUSE W545 is a heat treatable iron-base alloy having good high temperature strength and oxidation resistance. It is corrosion and heat resistant. Temperature range of principal usage is 1100 F. to 1350 F. Made by Consumable Electrode Vacuum Arc Melting Only. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: SS-87. Producer or source: Midvale-Heppenstall Company.