Flange Type Pneumatic Drive Soft Sealed Butterfly Valve

The Flange Type Pneumatic Drive Soft Sealed Butterfly Valve is an advanced valve solution designed for precise flow control in various industrial applications. Equipped with a pneumatic actuator, this valve provides efficient operation with minimal maintenance, perfect for controlling the flow of gases, liquids, and slurry in critical processes. The valve’s soft sealing mechanism ensures excellent leak-tightness even under high-pressure conditions, making it an ideal choice for industries requiring high-performance fluid regulation.
Built with a flange connection, the Flange Type Pneumatic Drive Soft Sealed Butterfly Valve offers reliable performance and versatility. Its robust structure and easy installation process make it suitable for various fluid systems, ensuring safe and efficient operation.
Key Features:
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Pneumatic Drive Actuator: Allows for smooth and reliable valve operation with quick response times, making it ideal for remote operation.
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Soft Sealing Technology: Ensures a leak-tight seal for reliable flow control and energy efficiency, even in demanding applications.
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Wide Size Range: Available in sizes from DN50 to DN1200, making it adaptable to various system requirements.
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Flange Connection: The flange design ensures easy installation and secure connection to pipelines, minimizing risk of leakage.
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Durability: Constructed from high-quality materials, the valve is designed to withstand high pressure and temperature fluctuations.
Technical Specifications
| Component | Specification |
|---|---|
| Nominal Diameter (DN) | 50 – 1200 mm |
| Nominal Pressure (PN) | 0.6 MPa, 1.0 MPa, 1.6 MPa |
| Connection Type | Flange connection |
| Valve Body Material | Carbon Steel, Stainless Steel |
| Sealing Material | Soft Sealing (Rubber, PTFE, EPDM, etc.) |
| Actuator Type | Pneumatic actuator (Double-acting) |
| Temperature Range | -10°C to +80°C (depending on sealing material) |
| Max Temperature | 100°C (standard, can be customized) |
| Max Pressure | 0.6 MPa, 1.0 MPa, 1.6 MPa |
| Structure Length (L) | See table for various DN sizes |
| Weight | Consult weight in table based on nominal diameter and pressure |

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Leak-Free Operation: The soft sealing technology ensures minimal leakage, providing efficient flow control and preventing energy losses.
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Pneumatic Actuation: The double-acting pneumatic actuator provides quick and reliable operation for systems requiring fast response times.
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Versatile Applications: This valve is suitable for a wide range of applications, including fluid control in water, chemicals, food processing, oil, and gas pipelines.
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Durability: Built with corrosion-resistant materials, the valve is designed to withstand harsh industrial environments and maintain performance over time.
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Wide Pressure & Temperature Tolerance: The valve operates efficiently in both low and high-pressure environments, making it adaptable for various fluid systems.

The Flange Type Pneumatic Drive Soft Sealed Butterfly Valve is ideal for a variety of industrial applications, such as:
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Water Treatment: Ensures efficient flow control in both potable and wastewater treatment systems, optimizing system performance.
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Chemical Industry: Controls the flow of aggressive chemicals and gases in processing plants, ensuring safe and reliable operation.
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Oil & Gas: Regulates fluid flow in pipelines, refineries, and gas distribution systems, reducing the risk of leaks and improving operational efficiency.
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Food & Beverage: Provides hygienic flow control in production lines, ensuring compliance with industry regulations for safety and cleanliness.
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Power Generation: Used for steam, water, and other fluid control in power plants, ensuring safe, energy-efficient operation.
Main Dimensions & Weight
| Nominal Diameter (DN) | L (mm) | D (mm) | D1 (mm) | D2 (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 50 | 108 | 122 | 92 | 140 | 14 |
| 80 | 112 | 135 | 105 | 145 | 17 |
| 100 | 114 | 145 | 125 | 160 | 21 |
| 150 | 127 | 160 | 140 | 180 | 29 |
| 200 | 135 | 180 | 160 | 200 | 59 |
| 250 | 150 | 200 | 180 | 220 | 80 |
| 300 | 165 | 220 | 200 | 250 | 95 |