DIWA 373 can be used for temperatures up to 500 C and is suitable for use in boilers and piping systems. It is available in thicknesses up to 250 mm (9.84 in.). Up to a thickness of 180 millimeter, it is supplied in normalized and tempered state, and above this thickness, water-quenched and tempered. DIWA 373 is based on the standardized 15NiCuMoNb5 grade. (Material No. 1.6368) EN 10028, Part 2. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance as well as forming, heat treating, and joining. Filing Code: SA-625. Producer or source: Dillinger Hütte GTS.