... . 3) Wall thickness: SCH5S-SCH160 XXS. 4) Standard: ASME/ANSI B16.9, GB/T12459 , MSS SP-43, DIN , JIS. 5 ... 310S, 347H , DUPLEX2205, S31803,904L,)6) Applications range: For use in the petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment, ... , boiler heat exchanger, and other fields. 7). Inspection: factory in-house or Third Party inspection available upon requests.*We can ...