FORONI AF 918 is a superduplex stainless steel with 25 chromium and a PRE of 41 min. The alloy is a joint development with Dalmine S.p.A. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on low temperature performance and corrosion resistance as well as heat treating. Filing Code: SS-569. Producer or source: Acciaieria Foroni S.p.A.