Thermodur 2367 Supra is an electro slag remelted (ESR) hot work die steel developed for applications where high temperature properties (tensile strength and thermal conductivity) are required to resist thermal fatigue and tempering. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on forming, heat treating, and joining. Filing Code: TS-690. Producer or source: Schmolz + Bickenbach USA Inc.