HK57 Double Union PVC Air Actuator Valve

HK57 Double Union PVC Air Actuator Valve

HK57 Air Actuator Valve

with double union connection type. Features Including Ultra Low Torque, Elegant, Durable, Corrosion Resistance, Low Cost, High Torque. Spring return and double acting type actuator are available.
As a air actuator valve provider, COVNA provide single acting & double acting air actuator valve for your choice. One million lifespan, stable operation for your project.

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  • Actuator Type:Spring Return / Double Acting
  • Structure:Floating ball core
  • Pressure:1.0 / 1.6MPa (10 / 16 bar)
  • Body Material:UPVC
  • Temperature Of Media:-5~80℃ (23℉~176℉)
  • Suitable Media:Water, Liquids, Gas, Oil, Air, Steam, Corrosive Medium, etc

Features Of HK57 Double Union PVC Air Actuator Valve:

● Made by PVC material with features of lightweight and anti-corrosion

● Can use the handle regulating valve seat tightness

● Released by the central section is still intact, valve is replaceable

● To provide supplementary platform embedded copper nut products

● Available in single acting and double acting pneumatic actuator for your choice


Medium Air, water, steam, oil, etc Actuator Type Spring Return / Double Acting
Structure Floating ball core Working Pressure 1.0MPa, 1.6MPa (10 / 16 bar)
Body Material UPVC Temperature Of Media -5~80℃ (23℉~176℉)
Suitable Media Water, Liquids, Gas, Oil, Air, Steam, Corrosive Medium, etc Size Range DN15-400
End Connecion Double Union, Thread Seal Material NBR


Air Supply Pressure 2.5 to 8 bar
Double Acting Type  Air to open, air to close, air supply failure to keep the current position 
Single Acting (Spring Return) Air to open, interrupt air to close, air failure to close
Optional Accessory Reversing solenoid valve, air filter reducing valve, positioner, handle manual, lock up valve





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