Butterfly valve Resilient seated eccentric flanged butterfly valve Grooved-end butterfly valve Thread-end butterfly valve High performance butterfly valve Flanged concentric disc butterfly valve Butterfly valve with spline key and pinless Butterfly valve with pinless TypeA/LT Concentric Butterfly Valve Check valve Rubber-coated check valve Lift check valve Swing check valve Silent check valve Single door swing check valve Wafer butterfly check valve Gate valve Double parallel flashboards valve Knife gate valve Rising stem resilient seated gate valve Non-rising stem soft-sealing gate valve Y Type Strainers Y type strainers Actuator Pneumatic actuator Electric actuator Wormgear actuator Ball valve Ball valve Globe valve Inner screw thread stop valve JGD Single-spheroid joint Technical information Range of Work CV Data for Butterfly Valve Operating Torque Operating Instruction Pipe Machining parts Marine parts Fastemers PVC valve Flanges knife-gate valve Investment astirgs Powder Metallurgy		State second Class enterprise City-grade advanced enterprise of Tianjin city Exceue of new product Medal Tianjin Municiple siliver Medal Main products of enterprise won state'siliver medal Society salispied enterprise Member of Qualily consumer association Won Tingjin quality-profit advanced enterprise medal in 1993 Main products of enterprise won state siliver medal The unit of hournor contiact and keep one's word AAA (three "A") Enterprise recommended by china national chemical corp Purebasing Enterprise apoiutedby Chiruiced hlinistry WonTingjin named product and famous enterprise Main products of enterprise won state' siliver medal Certificate by authority of mark contrals U.S ISO9001 Certificate (English) ISO9001 Certificate (Chinese) Products of follow-up of quality