Flange, Pipe Fitting manufacturer / supplier in China, offering JIS ASME En1092 DIN GOST BS B16.5 ANSI Uni SABS Stainless Steel SS304 316L Weld Neck Flange, Large Diameter 2205 Duplex Stainless Steel Flange, JIS ASME En1092 DIN GOST BS B16.5 ANSI Uni SABS Stainless Steel SS304 316L Blind Flange and so on.