Plastic Valves Video PP Diaphragm Valve Weir Type Flange JIS 10K 20K 15A 20A 25A 32A 40A 50A 65A 80A 100A FOB Price:US $5/ Piece Min. Order:1 Piece Contact Now Video CPVC Pneumatic Diaphragm Valve Double Single Acting Spring Return Normal Close with Position Indicator Pn10 Socket Weld JIS...