Pneumatic Regulating Ball Valve
Valve body material:WCB/304/316L, etc. are optional
Valve plate material:304/316L is optional
Seal material:PPR/PTFE, etc. are optional
| Product model | Q641X-16P |
| Valve body material | WCB/304/316L, etc. are optional |
| Valve plate material | 304/316L is optional |
| Seal material | PPR/PTFE, etc. are optional |
| Valve stem material | 2r13/304/316, etc. are optional |
| Pressure level | PN10, PN16, 150LB, etc. are optional |
| Using temperature | According to the maximum temperature of the sealing material, it can be selected below 200℃ |
| Drive mode | AT double acting/ATE single acting is optional |
| Accessories | filter, reply device, solenoid valve, manual mechanism, positioner are optional |
Product Detail Presentation


Operating Principle
At the heart of the Pneumatic Regulating Ball Valve is the combination of a ball valve mechanism and a pneumatic actuator, which together provide precise control over fluid flow. Here's how it works:
1. Ball Valve Mechanism:
- The core of the valve is a spherical ball with a hole (or port) through its center. When the hole aligns with the flow path, the fluid passes through the valve freely. When the ball is rotated 90 degrees by the actuator, the hole is perpendicular to the flow path, effectively stopping the flow.
- The ball's rotation is controlled by the actuator, allowing for fine adjustments to the flow rate. This enables the valve to regulate flow with high precision, making it ideal for applications requiring variable flow rates.
2. Pneumatic Actuation:
- The pneumatic actuator uses compressed air to generate the force needed to turn the ball. This actuation method is highly responsive, allowing for quick and accurate adjustments.
- Pneumatic actuators can be controlled remotely, enabling automated operation and integration into larger control systems. This automation enhances the efficiency and safety of the overall process.
Structural Characteristics
The design and construction of the Pneumatic Regulating Ball Valve are key to its performance and durability. Here are the main structural characteristics:
1. High-Quality Materials:
The valve body, ball, and seats are typically made from materials like stainless steel, brass, or other alloys that offer excellent resistance to corrosion, wear, and high pressures. This ensures long-term durability even in harsh environments.
2. Compact and Robust Design:
- The compact design of the ball valve makes it suitable for installations where space is limited. Despite its small size, the valve is robust and capable of handling high-pressure applications.
- The design minimizes pressure drop across the valve, ensuring efficient fluid flow with minimal energy loss.
3. Tight Shutoff Capability:
- The ball valve design provides a tight seal when closed, preventing any leakage. This is particularly important in applications where preventing fluid loss or contamination is critical.
- The sealing surfaces are often made from materials like PTFE (Teflon) or other elastomers, which offer excellent sealing performance and resistance to wear.
4. Easy Maintenance and Long Service Life:
- The valve's construction allows for easy disassembly and maintenance. This feature is crucial for reducing downtime and maintenance costs.
- The durability of the materials and design means that the valve requires less frequent maintenance and has a longer service life compared to other valve types.
5. Versatile Mounting Options:
The valve can be installed in various orientations and connected to different piping systems using threaded, flanged, or welded connections. This versatility makes it adaptable to a wide range of industrial setups.
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