Stainless Steel Flange, Pipe Fittings, Valve manufacturer / supplier in China, offering JIS B2220 14 Inch Temporary Blockage Cast Iron Class B So Flange, JIS B2220 12 Inch Sensor Mounting Cast Iron ASTM A126 Slip-on Flange, JIS B2220 8 Inch Hazardous Environments Cast Iron En1563 Slip on Flange and so on.