FAT-Q-3PS Pneumatic 3-Piece Ball Valve
FAT-Q-3PS Pneumatic 3-Piece Ball Valve
The Pneumatic 3-Piece Ball Valve uses a stainless-steel three-body design for zero leakage and easy in-line maintenance, ensuring reliable flow control, reduced downtime, and lower costs, proven by ISO 5211 mounting, API 598 pressure tests, and API 607 fire-safe certification under 6.4 MPa and 250 °C conditions.
| Size Range | 1/2” – 4” (DN15 – DN100) | |||||
| Working Pressure Range: | 1.6 MPa – 6.4 MPa (PN16 – PN64) / Class 150–300 | |||||
| Working Temperature Range: | −20°C to +180°C (PTFE Seat), up to +250°C (RPTFE/PPL Seat) | |||||
| Body Material: | Stainless Steel CF8 / CF8M (AISI 304 / 316) | |||||
| Connection Type: | Threaded (BSP/NPT), Socket Weld, Butt Weld, Flanged (ANSI/DIN) | |||||
| Applicable Medium: | Air, Water, Steam, Oil, Gas, Weak Acid & Alkali | |||||
| Actuator Type: | Double Acting or Spring Return Pneumatic Actuator | |||||
| Voltage Options | 24V DC, 110V AC, 220V AC (via Solenoid Control) | |||||
| Design Standard | ASME B16.34 / ISO 5211 / DIN 3357 | |||||
| Testing Standard | API 598 / EN 12266-1 | |||||
| Fire-Safe Design | API 607 / ISO 10497 (Optional) | |||||
| 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. | |||||
| Actuator Model | Standard Time/Torque | Optional Time/Torque | Rotation Angle Range | Actuator Weight | Power Supply | Optional Control Circuit |
|---|---|---|---|---|---|---|
| FLE-105 | 25S/50Nm | 4S/20Nm 10S/30Nm | 0-90° Adjustable | 2.2kg | DC24V AC24V AC110V AC220V AC380V | A type B type C type D type E type F type |
| FLE-110 | 25S/100Nm | 15S/50Nm | 5.1kg | |||
| FLE-116 | 25S/160Nm | 15S/80Nm | 5.1kg | |||
| FLE-120 | 25S/200Nm | 15S/100Nm | 7.5kg | |||
| FLE-140 | 25S/400Nm | 15S/200Nm | 7.5kg | |||
| FLE-160 | 25S/600Nm | 15S/300Nm | 8.1kg | |||
| FLE-1100 | 50S/1000Nm | 25S/500Nm | 12.7kg | |||
| FLE-1200 | 50S/2000Nm | 25S/1000Nm | 12.7kg | |||
| Type | ON/OFF, Regulating, Intelligent | |||||
| Insulation Resistance | 100MΩ/500VDC | |||||
| Dielectric Strength | 1500V AC 1min. | |||||
| Level of Protection | IP67 (IP68 optional) | |||||
| Installed Location | 360° Installation at any Angle | |||||
| Electrical Interface | 2-G1/2 Metal Fitting, the corresponding metal cable joints should be installed according to the selected cables | |||||
| Ambient temperature | -20°C to +60°C | |||||
| Optional Explosion Proof | Ex d II BT4 / CT4 / CT6 Gb | |||||
| Power-loss reset (fail-safe) function | Fail-open, Fail-closed or No-reset (factory-selectable) | |||||
| Optional functions | Overtorque protection, dehumidification heater, passive contact switch, operating handwheel | |||||
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 air pressure is required for a Pneumatic 3-Piece Ball Valve in automated systems?
• Standard air supply ranges from 5.5–8.3 bar to ensure full actuation.
• Lower pressure causes slow response or incomplete closure.
• Check actuator torque curve when sizing for high-cycle operation.
• Use clean, regulated air with moisture and oil filters to extend service life.
2. How to install a Pneumatic 3-Piece Ball Valve for efficient maintenance?
• The three-body design allows in-line service without removing end-caps.
• Align ISO 5211 mounting pad for accurate actuator installation.
• Keep valve cavity clean of weld slag and debris before startup.
• Cycle the actuator after installation to confirm smooth operation.
3. Which media are suitable for a Pneumatic 3-Piece Ball Valve?
• Handles water, oil, gas, steam, and mild chemicals.
• For corrosive or high-temperature fluids, use upgraded seats and trims.
• Sanitary and vacuum versions are available for food or biotech systems.
• Rated up to 1000 psi and −20 °C to +200 °C depending on configuration.
4. What are the advantages of a Pneumatic 3-Piece Ball Valve over a manual valve?
• Enables remote, fast, and repeatable operation with minimal labor.
• In-line maintenance reduces downtime and replacement costs.
• Full-bore design minimizes pressure loss and saves energy.
• High-cycle durability lowers total cost of ownership.