ENDURO HC is a high chromium heat and corrosion resisting steel of the AISI Type 446 grade. It is magnetic and cannot be hardened materially by heat treatment. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-25. Producer or source: Republic Steel Corporation.