THERMOLD-H23 is a chromium-tungsten hot work tool and die steel characterized by high strength at elevated temperatures and good resistance to heat checking. It is recommend for extrusion dies and die casting dies. 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 joining. Filing Code: TS-227. Producer or source: Cyclops Corporation.