Description

The Double Acting Pneumatic Butterfly Valve is an efficient solution for automated flow control of liquids, gases, and air in industrial piping systems. Its Wafer Type design allows easy installation between flanges, while the double acting pneumatic actuator provides fast and precise opening and closing using compressed air for both operating directions.

UNOX manufactures this valve using high-quality materials and a compact design to ensure reliable performance, long service life, and easy installation and maintenance, even in demanding industrial applications.

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Features

* Wafer Type design for easy installation between flanges.
* Double Acting pneumatic actuator for fast and precise operation.
* Reliable control of liquids, gases, and compressed air.
* Valve body manufactured from high-strength GGG-40 ductile iron.
* SS304 stainless steel disc for excellent corrosion resistance.
* EPDM seat for reliable sealing and leak-tight performance.
* Corrosion-resistant stainless steel stem.
* Compact design suitable for installations with limited space.
* Easy installation, operation, and maintenance.
* Fully compatible with industrial automation and control systems.

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Design & Construction

The valve is engineered to withstand demanding industrial operating conditions. The body is manufactured from GGG-40 ductile iron, while the disc and stem are made of SS304 stainless steel to provide superior corrosion resistance and extended service life. The EPDM seat ensures excellent sealing performance and minimizes leakage.

The pneumatic actuator features a durable extruded aluminum housing with a dual-piston rack-and-pinion mechanism, delivering smooth operation, fast response, and consistent output torque.

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Technical Specifications

* Valve Type: Wafer Butterfly Valve
* Actuator Type: Double Acting Pneumatic
* Body Material: GGG-40 Ductile Iron
* Disc Material: Stainless Steel SS304
* Stem Material: Stainless Steel
* Seat Material: EPDM
* Operating Temperature: -10°C to +110°C
* Available Sizes: DN40 to DN300 (1½” to 12”)

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Standards & Compatibility

The valve and actuator are manufactured in accordance with international industrial standards, including:

* ISO 5211
* DIN 3337
* VDI/VDE 3845 (NAMUR)

These standards ensure easy integration with solenoid valves, limit switch boxes, positioners, and other industrial control accessories, providing seamless compatibility with automated control systems.

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Applications

* Water Systems
* Water Treatment Plants
* HVAC Systems
* Compressed Air Systems
* Food Processing Industry
* Pharmaceutical Industry
* Chemical Industry
* Mining Industry
* Marine & Shipbuilding
* Fire Protection Systems
* Industrial Plants and Production Lines