CROLOY 7 is a 7% chromium-molybdenum low-carbon steel recommended for oil refinery corrosion resistance applications. It has very good corrosion resistance with good high temperature strength. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness and creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-40. Producer or source: Babcock & Wilcox Company.