HK59-D Cast Iron Pneumatic Actuated Butterfly Valve
Benefits Of Pneumatic Wafer Butterfly Valves:
COVNA Pneumatic Wafer Butterfly Valves provide you with a cost-effective fluid control solution. The advantage of the wafer butterfly valve is that it is easy to install and has a wide range of applications. What's more, the wafer butterfly valve can replace the material of parts according to your project, such as seals, discs, valve bodies, etc., to match your valve needs.
Features of rack and pinion pneumatic actuator include higher torque range and easy to operate. Helping you increase productivity and gain more market share.
Features Of HK59-D Cast Iron Pneumatic Actuated Butterfly Valve:
● Wafer type cast iron pneumatic actuated butterfly valve including easy to install, compact design and large size range up to 72 inches
● Rack and pinion pneumatic actuator with 1 million lifespan
● Suitable for water, oil, air, gas, and other mediums
● Widely used in wastewater treatment, packing industry, power plant, FGD industry, and other industries
● Available in 4 options of seal for your choice: NBR, EPDM, VITON, PTFE to meet your medium's requirements
Technical Parameters Of HK59-D Cast Iron Pneumatic Actuated Butterfly Valve:
| Actuator Type | Double Acting /Spring Return(Single Acting) | Structure | Midline Structure |
| Working Pressure | 10 / 16 bar (145 / 232 psi) | Temperature Of Media | -10 to 180℃(14℉ to 176℉) |
| Body Materials | Cast Iron/WCB/Stainless Steel | Suitable Media | Water, Liquids, Gas, Oil, Air, Steam, Corrosive Medium, etc |
| Size Range | DN50 to DN600 | Disc Material | Stainless Steel 304/316/316L |
| Connection | Wafer | Stem Material | Stainless Steel 304/316/316L |
Dimension of HK59-D Cast Iron Pneumatic Actuated Butterfly Valve:
Technical Parameters Of COVNA Pneumatic Valve Actuators:
| Structure | Rack and pinion pneumatic valve actuator |
| Mounting | ISO5211, NAMUR, DIN3337 |
| 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. Torque range from 8Nm to 4678Nm |
| Single Acting (Spring Return) | Air to open, interrupt air to close, air failure to close. Torque range from 5Nm to 2792Nm |
| Optional Accessory | Positioner, Limit Switch, F.R.L, Pneumatic Solenoid Valve, Gearbox |
COVNA AW Series Pneumatic Actuator
AW series high torque pneumatic rotary actuator suitable for the large size ball valve which has higher torque needs. Such as trunnion mounted ball valve. To ensure the valve opens or closes smoothly.
● Double acting type: Torque range from 515Nm to 157,300Nm
● Spring-return type(single-acting type): Torque range from 270Nm to 37,000Nm
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