JET FORGE is a hot work die steel for forging high temperature alloys. It offers toughness and high wear resistance on high temperature applications involved in forging jet parts. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-90. Producer or source: Vanadium Alloys Steel Company.