Engineered with standard flange connection for seamless installation, the Pneumatic V-ball Valve boasts consistent outline and connecting dimensions that comply with industrial norms, making it compatible with most existing pipeline systems. Its V-type ball core design is the cornerstone of its performance, enabling precise flow adjustment and tight sealing—critical for applications requiring minimal leakage and accurate process control. Whether handling gases, liquids, or slurries, this valve delivers stable performance across pressure ratings of 1.6MPa and 2.5MPa, catering to both general and high-pressure industrial scenarios.
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The Pneumatic V-ball Valve is a cutting-edge industrial control valve designed for precise fluid regulation, belonging to the core of the Pneumatic Ball Valve Series. Available in two key model ranges—VQ670H(P、Y)-PN16/25 (1.6/2.5MPa) and VQ640F(P、H、Y)-PN16 (1.6MPa)—this valve combines robust construction with efficient operation to meet diverse industrial demands. Featuring a nominal diameter (DN) range from DN25 to DN500, it accommodates a wide spectrum of pipeline sizes, while the integrated pneumatic actuator (including AT series like AT063D/AT088S and AW series like AW20/AW35S) ensures rapid, reliable on-off and throttling control.

Precision-Machined V-Type Ball Core: The valve’s signature V-shaped ball core ensures linear flow characteristics, allowing for fine-tuned flow regulation even at low flow rates. This design minimizes flow disturbance and enhances control accuracy, outperforming traditional ball valves in throttling applications.
Robust Flange Connection: Adopting standardized flange dimensions, the valve ensures secure, leak-proof assembly with pipelines. The consistent outline sizes (e.g., 159/248mm for DN25, 730mm for DN300) simplify replacement and maintenance, reducing downtime for industrial operations.
Durable Material Options: Available in material grades P, H, and Y, the valve is tailored to resist corrosion, high temperatures, and abrasive media. This versatility makes it suitable for harsh environments where standard valves may fail.
Wide Pressure & Size Range: With pressure ratings up to 2.5MPa (PN25) and DN spanning from 25mm to 500mm, the valve adapts to diverse industrial needs—from small-scale water treatment systems to large oil and gas pipelines.
High Sealing Performance: The combination of the V-ball core and precision seating ensures Class VI leakage protection, preventing media loss and enhancing operational safety. This is especially critical for toxic, flammable, or expensive fluids.
Compatible with High-Efficiency Actuators: Paired with AT series (AT063D to AT270D) and AW series (AW20 to AW35S) pneumatic actuators, the valve offers fast response times (typically milliseconds) and reliable operation. The actuators’ compact design saves installation space while delivering sufficient torque for smooth valve movement.
Easy Maintenance: The valve’s modular design allows for quick disassembly and part replacement, reducing maintenance costs and downtime. Key components like the ball core and seat are easily accessible without removing the entire valve from the pipeline.
Energy-Efficient Operation: Pneumatic actuation requires minimal energy consumption compared to electric alternatives, lowering long-term operational costs. The actuator’s reliable performance also reduces the need for frequent adjustments or repairs.

The Pneumatic V-ball Valve excels in upstream, midstream, and downstream oil and gas operations. Its high pressure rating (up to 2.5MPa) and corrosion-resistant materials make it ideal for handling crude oil, natural gas, and refined products. It is commonly used in pipeline regulation, wellhead control, and storage tank systems, where precise flow control and leak-tight performance are non-negotiable.
In chemical plants, the valve’s material versatility (P, H, Y grades) and tight sealing make it suitable for handling corrosive chemicals, acids, and solvents. It is widely applied in reactor feeding systems, chemical transfer lines, and pH adjustment processes, ensuring safe and accurate media control to prevent contamination or hazardous leaks.
For water supply, wastewater treatment, and sewage systems, the valve’s wide DN range (DN25-DN500) and reliable throttling capability enable efficient flow regulation. It is used in pump stations, filtration systems, and distribution networks, where resistance to water impurities and easy maintenance are essential for continuous operation.
In thermal power plants and nuclear power facilities, the Pneumatic V-ball Valve is utilized in boiler feedwater systems, cooling water circuits, and steam regulation. Its ability to withstand high temperatures and pressures ensures stable performance in critical power generation processes, contributing to efficient energy production.
The valve’s sanitary design options and non-toxic materials make it suitable for food and beverage processing. It is used in liquid transfer lines (e.g., juice, dairy, beer) and mixing systems, where hygiene and precise flow control are required to maintain product quality and compliance with food safety standards.
The Pneumatic V-ball Valve offers two primary pressure ratings: PN16 (1.6MPa) for standard applications and PN25 (2.5MPa) for high-pressure scenarios. The VQ640F series is rated for PN16, while the VQ670H(P、Y) series covers both PN16 and PN25, providing flexibility for different industrial requirements.
The valve is available in a comprehensive DN range from DN25 to DN500. This includes popular sizes like DN25, DN50, DN100, DN200, and DN300, ensuring compatibility with most industrial pipelines—from small-scale equipment to large-scale infrastructure.
Compatibility is optimized with two actuator series: the AT series (e.g., AT063D, AT088S, AT125D, AT270D) for standard applications and the AW series (e.g., AW20, AW25S, AW35S) for larger DN sizes (DN350-DN500). The actuator model is specified based on the valve’s DN and pressure rating, ensuring sufficient torque for smooth operation.
The Pneumatic V-ball Valve is a cutting-edge industrial control valve designed for precise fluid regulation, belonging to the core of the Pneumatic Ball Valve Series. Available in two key model ranges—VQ670H(P、Y)-PN16/25 (1.6/2.5MPa) and VQ640F(P、H、Y)-PN16 (1.6MPa)—this valve combines robust construction with efficient operation to meet diverse industrial demands. Featuring a nominal diameter (DN) range from DN25 to DN500, it accommodates a wide spectrum of pipeline sizes, while the integrated pneumatic actuator (including AT series like AT063D/AT088S and AW series like AW20/AW35S) ensures rapid, reliable on-off and throttling control.

Precision-Machined V-Type Ball Core: The valve’s signature V-shaped ball core ensures linear flow characteristics, allowing for fine-tuned flow regulation even at low flow rates. This design minimizes flow disturbance and enhances control accuracy, outperforming traditional ball valves in throttling applications.
Robust Flange Connection: Adopting standardized flange dimensions, the valve ensures secure, leak-proof assembly with pipelines. The consistent outline sizes (e.g., 159/248mm for DN25, 730mm for DN300) simplify replacement and maintenance, reducing downtime for industrial operations.
Durable Material Options: Available in material grades P, H, and Y, the valve is tailored to resist corrosion, high temperatures, and abrasive media. This versatility makes it suitable for harsh environments where standard valves may fail.
Wide Pressure & Size Range: With pressure ratings up to 2.5MPa (PN25) and DN spanning from 25mm to 500mm, the valve adapts to diverse industrial needs—from small-scale water treatment systems to large oil and gas pipelines.
High Sealing Performance: The combination of the V-ball core and precision seating ensures Class VI leakage protection, preventing media loss and enhancing operational safety. This is especially critical for toxic, flammable, or expensive fluids.
Compatible with High-Efficiency Actuators: Paired with AT series (AT063D to AT270D) and AW series (AW20 to AW35S) pneumatic actuators, the valve offers fast response times (typically milliseconds) and reliable operation. The actuators’ compact design saves installation space while delivering sufficient torque for smooth valve movement.
Easy Maintenance: The valve’s modular design allows for quick disassembly and part replacement, reducing maintenance costs and downtime. Key components like the ball core and seat are easily accessible without removing the entire valve from the pipeline.
Energy-Efficient Operation: Pneumatic actuation requires minimal energy consumption compared to electric alternatives, lowering long-term operational costs. The actuator’s reliable performance also reduces the need for frequent adjustments or repairs.

The Pneumatic V-ball Valve excels in upstream, midstream, and downstream oil and gas operations. Its high pressure rating (up to 2.5MPa) and corrosion-resistant materials make it ideal for handling crude oil, natural gas, and refined products. It is commonly used in pipeline regulation, wellhead control, and storage tank systems, where precise flow control and leak-tight performance are non-negotiable.
In chemical plants, the valve’s material versatility (P, H, Y grades) and tight sealing make it suitable for handling corrosive chemicals, acids, and solvents. It is widely applied in reactor feeding systems, chemical transfer lines, and pH adjustment processes, ensuring safe and accurate media control to prevent contamination or hazardous leaks.
For water supply, wastewater treatment, and sewage systems, the valve’s wide DN range (DN25-DN500) and reliable throttling capability enable efficient flow regulation. It is used in pump stations, filtration systems, and distribution networks, where resistance to water impurities and easy maintenance are essential for continuous operation.
In thermal power plants and nuclear power facilities, the Pneumatic V-ball Valve is utilized in boiler feedwater systems, cooling water circuits, and steam regulation. Its ability to withstand high temperatures and pressures ensures stable performance in critical power generation processes, contributing to efficient energy production.
The valve’s sanitary design options and non-toxic materials make it suitable for food and beverage processing. It is used in liquid transfer lines (e.g., juice, dairy, beer) and mixing systems, where hygiene and precise flow control are required to maintain product quality and compliance with food safety standards.
The Pneumatic V-ball Valve offers two primary pressure ratings: PN16 (1.6MPa) for standard applications and PN25 (2.5MPa) for high-pressure scenarios. The VQ640F series is rated for PN16, while the VQ670H(P、Y) series covers both PN16 and PN25, providing flexibility for different industrial requirements.
The valve is available in a comprehensive DN range from DN25 to DN500. This includes popular sizes like DN25, DN50, DN100, DN200, and DN300, ensuring compatibility with most industrial pipelines—from small-scale equipment to large-scale infrastructure.
Compatibility is optimized with two actuator series: the AT series (e.g., AT063D, AT088S, AT125D, AT270D) for standard applications and the AW series (e.g., AW20, AW25S, AW35S) for larger DN sizes (DN350-DN500). The actuator model is specified based on the valve’s DN and pressure rating, ensuring sufficient torque for smooth operation.