Ovako 42CrMo4 is a quench and tempered steel with high strength and good toughness. The Cromax family consists of hard chrome-plated long product in the form of bars and tubes. These products are available in different steel grades with executions in a broad range of sizes. (See also Ovako 42CrMo4, Alloy Digest SA-573, September 2007.) This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance and surface qualities as well as forming, machining, and joining. Filing Code: SA-748. Producer or source: Ovako Cromax AB.