FIRTH VICKERS FI (A1) is a chromium type heat and corrosion resistant alloy steel recommended for oil refining and chemical plant equipment. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-236. Producer or source: Firth-Vickers Stainless Steels Ltd.