Product description
Hnq pneumatic piston cage shut-off valve by valve with integral pneumatic piston actuator. Electric emergency cut-off valve spool with pressure valve to balance the structure, valve has compact structure, small pressure drop loss, large flow. Suitable for two bit type control or in need of emergency action of the occasion, it has the advantages of simple structure, convenient operation, reliable use, control valve fast opening and closing, use the characteristic of high pressure difference. Mainly used in no impurities, no particles of liquid, gas medium, fast shut tight, the automatic control system of rapid emptying.
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