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Industrial DI U-Type Butterfly Valve | Energy-Efficient Flow Control Solution

Tianjin Worlds Valve Co., Ltd. presents the Industrial DI U-Type Butterfly Valve, engineered with an innovative U-shaped disc profile that revolutionizes flow efficiency in water treatment, HVAC, and industrial processing systems. Crafted from high-grade ductile iron (DI) and featuring a hydrodynamically optimized disc, this valve significantly reduces turbulence and pressure drop while maintaining reliable shutoff capabilities. Certified to ISO 9001, CE, UKCA, and WRAS standards, it delivers exceptional energy savings and operational reliability in demanding applications where flow efficiency and longevity are paramount.
  • CBF02-TU03

  • OEM|ODM

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Introduction:


Industrial DI U-Type Butterfly Valve | Energy-Efficient Flow Control Solution

Tianjin Worlds Valve Co., Ltd. – ISO 9001, CE, UKCA & WRAS Certified Manufacturer

CBF02-TU03--Operation and Maintenance Manual DOWMLOAD

Industrial DI U-Type Butterfly Valve Energy-Efficient Flow Control Solution (5)

Key Features:


1. U-Shaped Disc Hydrodynamics

  • Optimized Flow Path: Advanced computational fluid dynamics (CFD) design reduces pressure drop by 25-30% compared to conventional disc configurations  

  • Energy Efficiency: Lower flow resistance translates to substantial pumping energy savings in continuous operation systems  

  • Cavitation Control: Streamlined disc profile minimizes turbulent zones, extending valve and pipeline service life  



2. Ductile Iron Robustness

  • Material Excellence: EN-GJS-500-7 ductile iron provides superior mechanical strength and impact resistance  

  • Corrosion Protection: Standard 250μm epoxy coating with optional 300-400μm thickness for aggressive environments  

  • Structural Integrity: Reinforced body design withstands water hammer and pressure surges up to PN16 rating  



3.Premium Sealing Performance

  • Bubble-Tight Shutoff: EPDM/NBR/PTFE seat options ensure zero leakage compliance with EN 12266-1 Class A standards  

  • Temperature Adaptability: Reliable performance across -20°C to 120°C operational range  

  • Long Service Life: Resilient seating materials maintain integrity through 50,000+ operating cycles  


4. Operational Excellence

  • Low Torque Operation: Double offset design reduces operating torque by 35% for smooth manual or actuated control  

  • Maintenance-Free Design: Self-lubricating bearings and corrosion-resistant components eliminate routine maintenance  

  • Versatile Actuation: ISO 5211 mounting pad compatible with manual levers, gear operators, or pneumatic/electric actuators   


Industrial DI U-Type Butterfly Valve Energy-Efficient Flow Control Solution (2)

Technical Parameters:


Size

DN32-DN600

DN650-DN2000

Working pressure

16Bar

10Bar

Shell

24Bar

15Bar

Seal

18Bar

11Bar

Operating Temperature

-20℃~+120℃

Operating Environment

Ballast and bilge system          Chemical processing

Desalination plants   Drilling rigs    Drinking water

Dry powder     Food and beverage     Gas plants

HAVC  Mining industry  Paper industry    Sand handling     Seawater    Sugar industry

Thermo technical water treatment   Waste water

Driving  method

Hand  Lever  Worm Gear  Electric  Pneumatic


Industrial DI U-Type Butterfly Valve Energy-Efficient Flow Control Solution (4)

Main Material:


Name

Material

Body

Cast Iron  Ductile Iron  Carbon Steel  Stainless Steel  AL-Bronze

Disc

Ductile Iron  Carbon Steel Stainless Steel  AL-Bronze

Shaft

Stainless Steel  Monel K500

Seat

BUNA  NBR  EPDM  VITON  PTFE  TEFLON  HEPDM  Neoprene  Hypalon Natural rubber



Industry Applications


  • Water Treatment Plants: Pump discharge control, filtration systems, and chemical dosing  

  • HVAC Systems: Chilled water circuits, cooling towers, and energy transfer stations  

  • Industrial Processing: Cooling water networks, process fluid control, and utility systems  

  • Fire Protection: Sprinkler systems and fire water supply lines  

  • Irrigation Systems: Mainline control and zonal management in agricultural applications  

  • Municipal Water: Distribution networks, pumping stations, and reservoir control  


Industrial DI U-Type Butterfly Valve Energy-Efficient Flow Control Solution (3)

Competitive Advantages


  • Energy Saving Design: U-shape disc technology significantly reduces pumping costs through minimized pressure loss  

  • Durability Assurance: High-grade ductile iron construction ensures long-term reliability in demanding environments  

  • Performance Verification: CFD-optimized hydrodynamics validated through laboratory testing and field applications  

  • Global Compliance: CE, UKCA, and WRAS certifications ensure international market acceptance  

  • Customization Ready: Modified disc profiles, coating specifications, and connection types available for OEM projects  

  • Technical Expertise: Engineering support for application analysis and system integration

Conclusion:

Through innovative U-shaped disc design and robust ductile iron construction, this industrial butterfly valve delivers unmatched flow efficiency and reliability for water, HVAC, and processing applications worldwide.


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