JESSOP G.18B is an austenitic chromium-nickel corrosion and heat resistant alloy steel, having good creep and fatigue characteristics, at elevated temperatures. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-26. Producer or source: Wm. Jessop & Sons Ltd.