China Valve Actuated Butterfly Valve FEATURES 1.Operator flange conforms designed to work with manual, pneumatic or electric actuators. 2.The rubber seat is non-collapsible, stretch resistant, and blowout proof. 3.The precision machined disc ensures low operating torque and effective sealing up to 200 psi. The hydrodynamically designed disc allows for high capacity flow. 4.One piece shaft design ensures dependability and positive disc positioning. 5.Valves are epoxy coated and incorporate 鈥渮erk鈥?style grease fittings for easy lubrication on neck & gearbox (if applicable). Actuated Butterfly Valve Specification SizeDN40-DN1200 Body materialCast Iron/Ductile Iron Working pressurePN1.0/1.6Mpa(150/200PSI) Design standardEN593/ ISO5752 /BS5155/AWWA C504 TypeDouble Flange Eccentric, Double Flange Concentric, Water type , Lug type , U type,Grooved type Suitable MediaWater, sewage, oil, food, gas and so on Coating250 Microns Fusion Bonded Epoxy Coating or customers request. OperatorHandle Lever, Worm Gear, Electrical Actuator, Pneumatic Actuator Drawing of Actuated Butterfly ValveChina Valve website:http://www.tianyisunspipeline.com/valve/