Stainless Steel Flange, Pipe Fittings, Valve manufacturer / supplier in China, offering Blank Flange Pn25 DN80 DIN C95400 FF Forged Pressure Testing, Blank Flange DN50 Pn10 DIN Plastics Forged Ring Joint Face Non-Corrosive Fluids, Blank Flange Pn16 DN150 DIN ASTM B247 Ring Joint Face Forged Pressure Testing and so on.