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Double Offset Butterfly Valves with Pneumatic Actuation | Double Flanged Industrial Solutions

Leading manufacturer of high-performance double offset butterfly valves for demanding flow control. Our valves feature precision-engineered double offset design for reduced wear, tight bubble-tight sealing, and low operating torque. Expertly paired with pneumatic actuated systems (scotch yoke or rack & pinion) for reliable, automated on/off or modulating control. Specifically engineered with robust double flanged ends (RF, FF, RTJ) for easy, leak-proof installation into ANSI/ASME/DIN standard piping systems. Ideal for HVAC, power generation, chemical processing, water treatment, and industrial applications requiring durable, efficient, and cost-effective shut-off.
  • EBF01-TF02

  • OEM | ODM | WDS

Availability:
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Introduction:


Double Offset Butterfly Valves with Pneumatic Actuation | Double Flanged Industrial Solutions

Tianjin Worlds Valve Co., Ltd. – API 609 & ISO 5211 Certified Manufacturer

EBF01-TF02-Operation and Maintenance Manual DOWNLOAD

Double Offset Butterfly Valves with Pneumatic Actuation Double Flanged Industrial Solutions-5


Key Features:


1. Double Offset Eccentricity

  • Significantly reduces operating torque compared to concentric designs, enabling smaller actuators.

  • Its cam action lifts the disc away from the seat immediately upon opening, substantially minimizing friction and wear on the sealing surfaces for longer seal life.

  • This design provides excellent, bubble-tight shutoff (especially with resilient or metal seats) and suitability for higher pressures and temperatures. 

2. Pneumatic Actuation Excellence

  • Enables rapid actuation and automation: Pneumatic actuators provide very fast opening and closing speeds, allowing for precise process control and easy integration into automated systems.

  • Offers high torque with energy efficiency: They deliver high force output suitable for demanding valve sizes, while typically requiring less energy to operate compared to electric actuators for equivalent torque.

  • Ensures reliability and safety: Pneumatic systems are robust, require minimal maintenance, and inherently support critical fail-safe modes (air-to-open or air-to-close) for safety in power loss situations.

3. Double Flanged Robustness

  • Simplifies Installation and Sealing: The flanges on both ends provide robust, bolt-on connections to piping systems, ensuring reliable sealing with standard gaskets and minimizing leakage points.

  • Offers High Structural Integrity: The full flanged body design provides greater strength and rigidity compared to wafer or lug styles, making it suitable for higher pressure applications and reducing pipe strain.  

Double Offset Butterfly Valves with Pneumatic Actuation Double Flanged Industrial Solutions-1 (1)


Standard:


Model

EBF01-TF02

Sizes

DN100-DN1800

Pressure Class

PN10 (10bar) or PN16 (16bar)

Design

API 609  BSEN593  BS5155

Test

API598  ISO5208  EN12266-1

Flange Connection

DIN2501 PN10/16, ISO7005-2 PN10/16, EN1092-2 PN10/16, ANSI B16.5 Class 150LB, ANSI B16.47 Series A Class 150LB, ANSI B 16.1 MSS SP44 Class 150LB, AWWA C207

TOP Flange

ISO5211

Face to Face

EN558-1 Series 13, ISO 5752 Series 13

Double Offset Butterfly Valves with Pneumatic Actuation Double Flanged Industrial Solutions-1 (2)


Industry-Specific Performance  


Oil & Gas: Crude pipeline ESDV (emergency shutdown)

Chemical Processing: Chlorine gas control with CF8M bodies  

Power Plants: Cooling water modulation in CCPP/HRSG systems  

Waste Incineration: 200°C flue gas handling with fire-safe seats  

Pharma: FDA-compliant PTFE seats for sterile air lines  

Double Offset Butterfly Valves with Pneumatic Actuation Double Flanged Industrial Solutions-1 (4)


Conclusion:


Source CE, UKCA, ACS, WRAS and ISO 9001 certified Double Offset Butterfly Valves with Pneumatic Actuation from a leading Double flanged butterfly valve manufacturer - Tianjin Worlds Valve Co.,Ltd.. Competitive pricing, fast delivery—request a quote today!


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