Double Flange Butterfly Valve

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Double Flange Butterfly Valve Special characteristics Top Flange Top flange as per ISO5211 standard can suit for all kinds of actuators such as handles,gear box,electric actuator and pneumatic actuator. Disc Double eccentric design disc may reduces friction of the sealing ring,provide the valve a long service life. Disc Ring Rubber and graphite compounds disc ring can meet different application demand. Bushes The ideal position of the bushing reduces the bending of the shaft,and ensure bi-directional tightness under different maximum pressure. Seat Overall weld body sealing Connection between disc and shaft Two piece stem design,tapper pin connection between disc and shaft,which can ensure positive vibration proof. Body Double eccentric design make the valve with low torque value,so it's more economic while you select electric or pneumatic actuator.

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Hiwa Huihua valve ind co

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