JLX-W is a columbium-bearing carbon steel produced in four grades according to the minimum yield point. It has good forming characteristics and excellent weldability. It is recommended where high strength and weight saving are required, such as freight cars, trucks, storage tanks, etc. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: CS-21. Producer or source: Jones & Laughlin Steel Corporation.