CPM S90V is a powder-metallurgically-produced high-vanadium martensitic tool steel. It is an upgrade to 440C or D2 especially where increased wear is of concern. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on corrosion resistance and surface qualities as well as heat treating, machining, and powder metal forms. Filing Code: SS-1125. Producer or source: Crucible Industries LLC.