DuraTech Pyrovan HC is air hardened and has a combination of strength, wear resistance, and toughness for use in blanking and sizing dies. The alloy is made by powder metallurgy. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on heat treating, machining, and powder metal forms. Filing Code: TS-667. Producer or source: Latrobe Specialty Steel Company.