FAT-Q-B Pneumatic Thin Type Wafer Ball Valves
FAT-Q-B Pneumatic Thin Type Wafer Ball Valves
The Pneumatic Thin Type Wafer Ball Valve features a compact stainless-steel wafer body for space-saving installation and full-bore flow, providing fast pneumatic actuation with precise control, leak-free sealing, and verified durability through API 598 and ISO 5211
Technical Specifications
| Size Range | DN15–DN200 (1/2″–8″) |
| Working Pressure Range: | PN10–PN40 (up to 580 psi) |
| Working Temperature Range: | –20 °C to +180 °C |
| Body Material: | Stainless Steel (CF8 / CF8M) |
| Connection Type: | Wafer Type (fits between PN10/PN16/ANSI150 flanges) |
| Applicable Medium: | Water, Air, Oil, Steam, Corrosive Fluids |
| Actuator Type: | Double-Acting or Spring-Return Pneumatic Actuator |
| Voltage Options | 24 V DC / 110 V AC / 220 V AC |
| Design Standard | ISO 5211, ASME B16.34 |
| Testing Standard | API 598, EN 12266-1 |
| Fire-Safe Design | Optional per API 607 / ISO 10497 |
| 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 | Sanitary |
|---|---|---|---|---|---|
| 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) | ||||
| Control Accessories |
• 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 |
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| 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. |
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| 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 |
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| Lubrication |
Under normal operating conditions, the standard type does not require additional lubricant. For low-temperature or high-temperature environments, special lubricants are required. |
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Product Benefits & Features
1. Structural & Material Advantages
• Pneumatic Thin Type Wafer Ball Valve with compact wafer body ensures full-bore flow and minimal space use.
• Stainless steel pneumatic valve (CF8/CF8M) provides strong corrosion resistance and durability.
• Lightweight air-operated wafer ball valve design reduces system load and installation cost.
• PTFE seat and reinforced stem guarantee tight sealing and long service life.
2. Automation & Control Performance
• Pneumatic actuated ball valve delivers fast, stable on/off control for automated pipelines.
• Double-acting or spring-return actuator options for flexible operation.
• Supports solenoid valves, limit switches, and position indicators for integrated automation.
• ISO 5211 mounting pad enables direct actuator installation and easy maintenance.
3. Application & Reliability Benefits
• Suitable for compressed air, water, oil, steam, and corrosive fluids.
• Automated wafer ball valve tested to API 598 ensures zero leakage.
• Fire-safe design option enhances safety in chemical and process industries.
• High-cycle performance with stable torque reduces maintenance needs.
4. Installation & Maintenance Efficiency
• Thin wafer pneumatic valve fits PN10/PN16/ANSI150 flanges for quick installation.
• Compact, lightweight structure enables single-person handling.
• Modular actuator allows replacement without removing valve body.
• Replaceable seat and seals lower long-term maintenance costs.
Why Choose Fleyenda Valve Manufacturing
Product Stability
We use reinforced structures and precision sealing to ensure consistent performance under pressure and temperature changes.
Conpany&Product Certification
We have CE, RoHS, ISO, SIL, TUV, and IP68 waterproof certifications covering safety, quality, and environmental standards.
Projects Experience
Cooperated over 40 countries, we have experience in oil & gas, energy, water, chemicals, food & beverage, and automation.
Customization Capability
With 20 years experience, we turn complex working conditions into precise valve solutions with high speed and accuracy.
Aftersales Support
•We have technical team provides real-time video support to help customers resolve on-site issues quickly.
Customer Cases
Trusted by Shell plc, Petronas, Chevron, TotalEnergies, and Dupont in projects across 40+ countries.
Our Product Actual Export Pictures
FAQs That 80% Users Interest
1. What are the key installation requirements for a Pneumatic Thin Type Wafer Ball Valve in automated systems?
• Center the wafer-style pneumatic ball valve precisely between flanges and tighten bolts evenly to prevent leaks.
• Keep the pneumatic actuator upright and ensure proper alignment for stable rotation and sealing.
• Use clean, filtered air to maintain consistent torque and extend actuator life.
• Flush pipelines before setup to remove debris that can damage seats or the stainless-steel ball surface.
2. How to choose the right air-operated wafer ball valve for high-cycle automation?
• Select a full-bore pneumatic wafer valve to minimize pressure drop and improve flow efficiency.
• Match body and seat materials—such as CF8M stainless steel and PTFE seals—to your medium and temperature range.
• Choose double-acting or spring-return actuators based on control accuracy and safety needs.
• Prioritize lightweight thin-type wafer valves for compact installations and quick system response.
3. How to maintain a compact pneumatic wafer valve for long-term reliability?
• Inspect actuator mounts and ISO 5211 interfaces regularly for wear or looseness.
• Ensure the air control system delivers dry, clean air to prevent corrosion or seal failure.
• Monitor torque and closing performance to detect early seat or stem wear.
• Replace PTFE seats and O-rings periodically in high-cycle environments to avoid downtime.
4. In what applications does a thin pneumatic wafer ball valve perform best?
• Ideal for space-limited pipelines, water treatment systems, HVAC lines, and chemical dosing units.
• Provides quick on/off flow control for air, oil, steam, and mild corrosive fluids.
• Suitable for industrial automation systems requiring precise flow regulation.
• A reliable alternative to flanged valves where lightweight, easy installation is essential.