Butterfly Valve, Wafer Check Valve, Resilient Seat Gate Valve manufacturer / supplier in China, offering DIN3202 K3 Pn10 Pn16 Pn25 Class125 Class150 150lbs JIS5K 10K Dual Double Plates Flange Butterfly Wafer Type Swing Duo Non Returm Bonded Seat Check Valve, Low Pressure Rubber Seated Wafer Full Lugged Double Flanged Offset Eccentric Full/Semi Lug Butterfly Valve Pn6 Pn10 Pn16 Pn25 JIS5K JIS10K JIS16K 150lb, Factory Direct Selling Sale Price Di Ss Wcb Al Alloy Bronze DIN ANSI BS Y Strainer Wafer Lug Double Flanged Gate Check Globe Rubber Seat Butterfly Valve and so on.