FAT-Q-P Pneumatic Plastic 2-Way Double Union Ball Valves
FAT-Q-P Pneumatic Plastic 2-Way Double Union Ball Valves
The Pneumatic Plastic 2-Way Double Union Ball Valve features a corrosion-resistant UPVC body and double-union design for fast installation and maintenance, providing reliable automated flow control in chemical and water systems; ISO 9393 and CE testing verify its sealing performance and durability.
| Size Range | DN15–DN100 (½″–4″) |
| Working Pressure Range: | PN10 / 150 PSI |
| Working Temperature Range: | 0°C–60°C (UPVC), up to 90°C (CPVC) |
| Body Material: | UPVC / CPVC / PP / PVDF |
| Connection Type: | Double Union Socket or Threaded (BSP/NPT) |
| Applicable Medium: | Water, Acid, Alkali, Salt Solution, Corrosive Chemicals |
| Actuator Type: | Pneumatic Rack and Pinion |
| Voltage Options | 24V DC / 110V AC / 220V AC |
| Design Standard | ISO 5211 / DIN / JIS / ANSI |
| Testing Standard | ISO 9393 / GB/T 13927 |
| Fire-Safe Design | Not Applicable (Thermoplastic body) |
| Certification | CE / RoHS / ISO 9001 / IP65 (Actuator) |
| Customization | Above Are Standard Parameter Samples. If You Have Specific Parameters And Materials, We Can Customize Them All. |
| Series | AT | AW | Linear | Pneumatic Cylinder | Санитарный |
|---|---|---|---|---|---|
| Valve Body | Ball valve, butterfly valve, plug valve | Gate valve, Global valve | Knife gate valve | Sanitary butterfly valve | |
| Function | Double Acting, Single Acting (Failure Resetting FO or FC) | ||||
| Вспомогательное оборудование для систем управления |
• Solenoid Valve, Filter Regulator Lubricator (F.R.L.), Positioner, Limit Switch, Handwheel • Solenoid Valve & Positioner are with Explosion-proof grade and Signal Feedback type for choice | ||||
| Operating Medium |
Clean and dry or lubricated air or inert gas. Any non-corrosive gas that is compatible with the internal parts of the actuator and the lubricant. The dew point temperature of the operating medium is -20°C, and the size of impurity particles is no more than 30u. When selecting a positioner, the impurity particle size should be no more than 5u. | ||||
| Air Source Pressure | 3bar to 8bar | ||||
| Operating Environment Temperature |
• Standard type: -20°C to +80°C • Low-temperature type: -40°C to +80°C • High-temperature type: -20°C to +160°C | ||||
| Lubrication |
Under normal operating conditions, the standard type does not require additional lubricant. For low-temperature or high-temperature environments, special lubricants are required. | ||||
Certified Quality for Industrial Valve Applications
Fleyenda valves and electric actuators are built for stable performance, reliable operation, and long-term industrial use. With certified quality support, they are suitable for water treatment, chemical processing, automation, and industrial process control systems.
FAQs That 80% Users Interest
1.What is the difference between a standard ball valve and the Pneumatic Plastic 2-Way Double Union Ball Valve for automated systems?
• The double-union design allows quick removal without cutting the pipeline.
• Pneumatic actuation enables fast, automatic control for remote operation.
• Plastic body provides superior corrosion resistance in aggressive media.
• Two-way configuration ensures reliable on/off isolation for clean flow control.
2.How do I select the right size and pressure rating for a pneumatic plastic union ball valve?
• Match valve size to pipeline diameter to prevent pressure loss.
• Ensure the system pressure stays within the valve’s rated range.
• Confirm air-supply and actuator pressure compatibility for reliable automation.
• Check material temperature limits to prevent deformation under high heat.
3.What are common maintenance issues with the pneumatic plastic double-union ball valve?
• Properly tighten unions to avoid leaks at connection points.
• Flush the system to remove debris that may block the ball cavity.
• Maintain clean air supply to prevent actuator delay or failure.
• Inspect for cracks or discoloration in UV-exposed or chemical environments.
4.Where does the pneumatic plastic 2-way double-union valve perform best, and when should alternatives be used?
• Ideal for chemical dosing, wastewater, and water-treatment systems.
• Suitable for automated pipelines requiring air-driven control.
• Not recommended for high-temperature or high-pressure applications.
• Use other valve types for multi-way flow or extreme shut-off conditions.







