Middleeast valve is one of the leading Pneumatic actuated butterfly valve suppliers in UAE. We supply to cities like Sharjah, Fujairah, Dubai.

Understanding Pneumatic Actuated Butterfly Valves

A pneumatic actuated butterfly valve is a type of valve that combines a butterfly valve and a pneumatic actuator to control the flow of liquids, gases, or slurries. The pneumatic actuator uses compressed air to rotate the valve’s disc, enabling precise control and automation. These valves are widely used in industries such as water treatment, oil and gas, chemical processing, and HVAC systems due to their efficiency and reliability.

Key Features of Pneumatic Actuated Butterfly Valves

1. Automation: Operated by compressed air for precise and automated flow control.
2. Quick Operation: Rapid opening and closing for efficient process management.
3. Compact Design: Lightweight and space-saving, ideal for tight installations.
4. Durability: Constructed with robust materials to withstand harsh environments.
5. Versatile Applications: Suitable for handling a variety of mediums, including corrosive fluids and slurries.
6. Energy Efficiency: Uses compressed air, which is cost-effective and readily available.
7. Fail-Safe Options: Can be designed to fail open or closed in case of air supply failure.

Parts of a Pneumatic Actuated Butterfly Valve

1. Valve Body: The main structure that houses the internal components and connects to the pipeline.
2. Disc: The circular component that regulates the flow by rotating within the valve body.
3. Stem: Connects the disc to the actuator and transfers motion.
4. Seats: Provide a seal between the disc and the valve body to prevent leakage.
5. Pneumatic Actuator: Converts compressed air into mechanical motion to operate the valve.
6. Positioner(Optional): Enhances control by ensuring the valve achieves the desired position.
7. End Connections: Flanged, wafer, or lug-style connections for easy installation.

Working of a Pneumatic Actuated Butterfly Valve

• Compressed Air Supply: Compressed air enters the pneumatic actuator through an inlet.
• Actuator Motion: The actuator’s piston or diaphragm converts the air pressure into rotary motion.
• Disc Rotation: The actuator rotates the valve’s stem, moving the disc:
  • Parallel to Flow: Allows fluid to pass through, fully opening the valve.
  • Perpendicular to Flow: Blocks fluid passage, fully closing the valve.
  • Intermediate Positions: Enables precise flow control by positioning the disc at specific angles.
• Control System: The valve can be integrated with manual switches or automated systems like PLCs for seamless operation.

Features of Pneumatic Actuated Butterfly Valves

1. High Flow Capacity: Minimal obstruction when the disc is open, ensuring smooth flow.
2. Low Pressure Drop: Streamlined design reduces turbulence and energy loss.
3. Corrosion Resistance: Available in materials like stainless steel or PTFE-lined options for corrosive environments.
4. Easy Maintenance: Simple design allows for quick inspection and part replacement.
5. Customizable Configurations: Options for double-acting or spring-return actuators based on application needs.
6. Environmentally Friendly: Compressed air operation minimizes environmental impact compared to electric or hydraulic systems.

Pneumatic actuated butterfly valve suppliers in UAE provides efficient and accurate management of fluid flow. These valves are equipped with actuation systems that enable remote operation and automation in various industrial applications.

Description:

Body material: Cast iron, Ductile iron, Stainless steel (SS316, SS304, CF8), Carbon steel, carbon steel, WCB, WCC, WC6, LCB, LCC, LF2, WC9, Duplex steel (F51, F53, 5A, 6A).

Class: 150-300. PN10 – PN40.

Size: 2”-72”.

Connection type: Flanged, Lug type, Wafer type.

Disc: CF8M, SS316L, CF8, Cast iron, Carbon steel, Ductile iron.

Operation: pneumatic actuated.

Configuration of a Pneumatic Actuator:

• Torque – 3 – 9000 nm
• Operating pressure- 8 Bar
• Port Connection-NPT1.4”
• Mounting Base-ISO5211
• Temperature–20°C – +80°C

Visit us: https://www.middleeastvalve.com/product-category/pneumatic-actuated-butterfly-valve/