GUTERL S-7 is a chromium-molybdenum, general-purpose, air-hardening tool steel recommended for uses where shock resistance, good hot-work properties, good wear resistance, excellent toughness and easy machining are important. These properties make it suitable for many hot-work and cold-work applications. Among its many uses are blanking dies, shear blades, punches and chisels. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance as well as forming, heat treating, machining, and surface treatment. Filing Code: TS-414. Producer or source: Guterl Special Steel Corporation.