FAT-VQ-F Pneumatic V-Port Ball Valve
FAT-VQ-F Pneumatic V-Port Ball Valve
The Pneumatic V-Port Ball Valve uses a V-shaped ball for precise flow control, ensuring accurate modulation, lower pressure loss, and 30% higher control efficiency, verified by ISO 5211 and API 598 standards.
| Size Range | ½” – 8″ (DN15–DN200) |
| Working Pressure Range: | PN16–PN40 / 150–600 PSI |
| Working Temperature Range: | −20°C to +180°C |
| Body Material: | Stainless Steel CF8 / CF8M (AISI 304 / 316) |
| Connection Type: | Flanged (ANSI, DIN, JIS optional) |
| Applicable Medium: | Water, Steam, Air, Gas, Oil, Chemical, Pulp, Slurry |
| Actuator Type: | Double Acting or Spring Return Pneumatic Actuator |
| Voltage Options | 24V DC, 110V AC, 220V AC |
| Design Standard | ISO 5211, ASME B16.34 |
| Testing Standard | API 598 / EN12266-1 |
| Fire-Safe Design | API 607 / ISO 10497 compliant |
| 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 | Sanitaire |
|---|---|---|---|---|---|
| Valve Body | Ball valve, butterfly valve, plug valve | Gate valve, Global valve | Knife gate valve | Sanitary butterfly valve | |
| Fonction | Double Acting, Single Acting (Failure Resetting FO or FC) | ||||
| Accessoires de commande |
• 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. When should I choose a Pneumatic V-Port Ball Valve instead of a standard control valve?
• The V-notch ball design delivers precise throttling and proportional flow control.
• Provides linear or equal-percentage flow characteristics for stable regulation of liquids and gases.
• The sharp V-edge minimizes clogging in slurry or fibrous media.
• Compact and fast-acting, suitable for automated process systems requiring accurate modulation.
2. What are the best practices for installing a Pneumatic V-Port Ball Valve in automation systems?
• Match the ISO 5211 mounting interface to ensure actuator compatibility.
• Connect the actuator to PLC or DCS with 4–20 mA or digital signals for precise control.
• Keep correct pipeline alignment and straight runs to reduce turbulence.
• Verify rangeability and leakage class before commissioning.
3. How does a V-Port Control Valve perform with abrasive or corrosive media?
• Stainless-steel body and reinforced seats resist corrosion and wear.
• Metal-seated ball options extend service life in high-pressure, high-velocity flow.
• Streamlined passage minimizes pressure loss and erosion.
• Fire-safe and anti-blowout stem designs enhance operational safety.
4. What maintenance steps keep a Pneumatic V-Port Ball Valve running efficiently?
• Check actuator air supply, feedback, and torque settings regularly.
• Clean the V-notch ball and seat to prevent buildup and sticking.
• Inspect seats for leakage and replace worn seals promptly.
• Keep spare actuator and positioner parts ready for quick servicing.