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Metal seal Butterfly Valve can be Double Offset Butterfly Valve and triple offset Butterfly Valve which Lug wafer double offset butterfly valve used to such as steaming, natual gas, shut off or regulating medium of pipeline, all type corrosive medium-non corrosive medium in chemical refinery, power generation or enviromental protection system. Metal Seal Butterfly Valve usually suitable for high pressure system with advantages of high temperature high pressure resistance, short face to face dimension, wear resistance etc. The valve size can be from 12" to 72" with matching valve pressure from class 150 to class 2500 which operated by worm gear, handwheel, pneumatic actuator or electric actuator.
Metal seal Butterfly Valve
Metal Seal Butterfly Valve,Double Offset Butterfly Valve,Centreline Butterfly Valve,Metal Seat Butterfly Valve
Yongjia South Trading Co.,Ltd , http://www.n-lvalve.com