Sumitomo NF709 is a high temperature austenitic stainless steel with high strength. It also has better steam and hot chloride alkali oxidation than conventional stainless steels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming. Filing Code: SS-1180. Producer or source: Sumitomo Metal USA Corporation.