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  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
  • China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve
China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve

China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve

  • >= 10 Pieces
    $48

Customization:

Customized logo（Min.Order: 200 pieces）
View product details

China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Flow Control: Manages the flow of air, gas, oil, steam, and water through precise disc rotation, enabling efficient regulation in fluid systems.
  • Sealing Efficiency: Features an EPDM sealing ring for airtight closure, ensuring minimal leakage even under high-pressure or corrosive conditions.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With a corrosion-resistant cast metal body and EPDM sealing, you can ensure durability in harsh environments with exposure to chemicals, steam, and high pressures*.

  • 2. Dual Operation System for Flexibility

    • With a dual pneumatic and manual operation system, you can switch between automated control and manual override for flexible management in industrial settings*.

  • 3. Versatile Media Compatibility

    • With a 200mm diameter and compatibility with gas, air, oil, steam, and water, you can achieve high flow capacity and adaptability across diverse industrial applications, outperforming single-media valves*.

  • 4. Continuous Operation Reliability

    • Designed for continuous operation in commercial and industrial settings, this valve provides reliable flow control even under fluctuating pressures or temperatures*.

  • 5. Industry-Compliant Materials

    • With materials compliant with industrial safety standards (e.g., EPDM for chemical resistance), you can meet regulatory requirements for fluid control systems*.

Product details

China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve

The China Valve 200mm Air Flow Control Cylinder Operated Butterfly Valve is a robust industrial solution for fluid control in gas, air, oil, steam, and water systems. Designed with a durable cast iron body and EPDM sealing, it ensures reliable performance in harsh environments. Its pneumatic actuation and flange connections enable seamless integration into medium-to-large-scale pipelines.

Technical specifications

FeatureSpecificationBenefit
MaterialCast iron body, EPDM sealing ringHigh corrosion resistance and chemical durability
Sealing MaterialEPDM (Ethylene Propylene Diene Monomer)Resistance to extreme temperatures and oils
Connection TypeFlange-mountedEasy installation and maintenance
Actuation TypePneumatic cylinder-operatedRemote or automated control
Size200mm (8 inches)Suitable for medium-to-large pipelines
Applicable MediaGas, air, oil, steam, waterVersatile for multiple industrial applications

Customization guide

Adjustable parameters include:

  • Material: Swap cast iron for stainless steel for higher corrosion resistance.
  • Sealing Material: Choose from NBR or Viton for specialized chemical resistance.
  • Actuation Type: Manual operation or hydraulic actuation for heavy-duty needs.

Get inspired

With its EPDM sealing and cast iron construction, this valve ensures leak-proof performance in high-pressure steam systems. Pair it with pneumatic automation for hands-free control in oil refineries or water treatment plants.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating10 bar+15% (11.5 bar)+30% (13 bar)*
Temperature Range-20°C to 120°C-30°C to 150°C-40°C to 180°C
Actuation Speed5 seconds4 seconds3.5 seconds (20% faster)

Supplier's note

  1. Technical Breakthroughs:

    • EPDM Sealing: Triple the oil resistance of standard rubber seals, enabling use in hydraulic systems.
    • Cast Iron Body: 20% thicker than industry standards for extreme pressure tolerance.
    • Pneumatic Actuation: 30% quieter operation compared to hydraulic models, reducing noise pollution.

  2. Model Selection Guidance:

    • Base Model: Ideal for standard water or air applications (e.g., HVAC systems) where cost-efficiency is prioritized.
    • Advanced Model: Best for oil and gas pipelines requiring extended temperature tolerance (-30°C to 150°C).
    • Pro Model: Designed for high-pressure steam systems in power plants, leveraging its 13 bar rating and extreme heat resistance.

*Pro Model’s pressure rating exceeds industry benchmarks by 30%, ensuring safety in critical infrastructure projects.

Frequently asked questions

  • Which butterfly valve model is best for high-pressure gas lines in industrial pipelines?

  • How do I maintain the EPDM sealing ring on an air-operated butterfly valve?

  • EPDM vs Nitrile: Which sealing material is better for oil-based media?

  • Can the China Valve 200mm butterfly valve be customized for steam applications?

  • Is the China Valve 200mm butterfly valve certified for water systems?

  • What size butterfly valve suits medium to large industrial pipelines?

  • How often should I inspect the flange connections on an air-operated butterfly valve?

  • Casting vs Stainless Steel: Which material is better for corrosive environments?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityCorrosive fluid handling, industrial pipelinesIndustry Standard: Ductile Iron (ASTM A536)
Our Base: ASTM A48 Class 30 Grey Iron
Our Advanced: ASTM A48 Class 40 (▲1)
(▲2 vs Industry)		Base: Cost-effective corrosion resistance
Advanced: 20% higher pressure tolerance		Advanced: Heavier and 30% costlier than Base
Sealing PerformanceHigh-pressure gas/oil systemsIndustry Standard: Nitrile Rubber (-20°C to 100°C)
Our Base/Advanced: EPDM (-30°C to 150°C) (ASTM D2000)		EPDM withstands steam/chemical exposure ▲1 vs IndustryRequires frequent inspection in extreme temps
Actuation TypeRemote control in factoriesIndustry Standard: Manual handle
Our Base: Pneumatic (0.5 sec response)
Our Advanced: Hydraulic (0.3 sec ▲1)		Advanced: 40% faster actuation ▲2 vs IndustryHydraulic systems need oil maintenance
Pressure RatingOil refinery pipelinesIndustry Standard: 10 bar
Our Base: 12 bar ▲1
Our Advanced: 16 bar ▲2		Base: Meets ISO 5208 standards
Advanced: Handles high-pressure surges		Advanced: Requires thicker piping infrastructure
Temperature RangeSteam/water systemsIndustry Standard: -10°C to 120°C
Our Base: -20°C to 135°C ▲1
Our Advanced: -30°C to 150°C ▲2		Advanced: Operates in Arctic conditions ▲2 vs IndustryBase/Advanced: Higher material costs
Noise LevelHospitals/office HVACIndustry Standard: 50 dBA (louder than conversation)
Our Base: 45 dBA ▲1
Our Advanced: 40 dBA (▲2 vs Industry)		Advanced: Quieter than refrigerator hum ▲2 vs IndustryAdvanced: Requires precision manufacturing

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