Flange, Steel Pipe Flange, Stainless Flange manufacturer / supplier in China, offering 304/316L DN100 2PC Stainless Steel Two Piece Threaded Ball Valve with Handle, JIS B2220-2012 Stainless Steel 2" DN50 Industry Flexible Joint Flange 304/316L, JIS B2220 Stainless Steel / Copper Forging Duct Welding Blind Flange and so on.