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		Wafer butterfly check valve   Technical:   Standard:   Size:  1.5"-28" /1.5"-18" Nominal Pressure:  PN10/PN16 Test Pressure Sealing:  PN11/PN17.6 Shell:  PN15/PN24 Working Temperature:  -15°C~150°C Suitable Mediums:  Water  Steam  Oils   Design Standard:  API594 Face To Face:  ISO5752  DIN3202 Body Flange Drilling:  DIN2501 PN10/PN16  BS4504 Test Standard:  API598 Others