Steel Pipes, Pipes Fittings, Socket Fittings manufacturer / supplier in China, offering Km/OEM Carbon Steel Wooden Case DN10 to DN1600 DIN Weld Neck Flange, Wooden Case Carbon Steel Km/OEM DN10 to DN1600 DIN Flange P245gh, DN10 to DN1600 Welding Km/OEM Wooden Case DIN Flange DIN2526 and so on.