• Dynamic Corporation Limited
    Midea Group - China
    DCL has been our partner and supplier for over 6 years. Their electric actuators are used to drive our guide vane of our refrigeration compressors. Our central air conditioners are serviing customers in HVAC all around the world with DCL's products. They continuously provide very reliable products and very ontime service to support us.
  • Dynamic Corporation Limited
    Valve Solution Inc. - USA
    DCL has been our ODM/OEM plant for about ten years. Their products are designed per UL and CSA standard and passed CSA certification. Very few Chinese manufacturers can produce USA's standard electric actuaotrs with such good quality, that is why we choose them as our long term partner. We are expecting DCL can keep innovation.
  • Dynamic Corporation Limited
    WESA Armaturen GmbH - Germany
    With 15 years cooperation with DCL, we are very satified with DCL's products. DCL regards quality first and their employees are very rigorous to products. They always do many experiments and tests to confirm their new designs and upgrade. We are also amazing about their wonderful quality control for the outsourcing parts.
Contact Person : Ryan
Phone Number : +86 18942933531
Whatsapp : +8618942933531

High Performance DN200 Zero Leakage Butterfly Valve

Place of Origin WUHAN,CHINA
Brand Name DCL
Certification CE/ROHS/CSA/IP67
Minimum Order Quantity 1pc
Packaging Details carton/pallet
Delivery Time 7 working days
Payment Terms D/P, T/T, Western Union, MoneyGram
Supply Ability 2000PCS/month

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Product Details
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Zero Leakage Butterfly Valve


DN200 carbon steel butterfly valve

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Product Description

Double eccentric high performance electric butterfly valve with bi-directional zero leakage seat




High performance butterfly valve

  • Size from DN50 to DN 600, 2” to 24”
  • Seat material: PTFE, RTFE, KEEP for temperature from -50℃ to 250℃,-58F to 482F
  • Body material: WCB(Carbon steel), CF8M(Stainless steel)
  • Body style: Wafer, lug and double flanged
  • Pressure rating: ASME Class 150, 300, 600
  • Applications: High pressure, high temperature, critical service
  • Shut off rating: Zero leakage
  • Blow proof stem
  • 100% replaceable seat for easy service and maintenance


Electric actuator

  • Torque from 18Nm to 2500Nm/160in.lbs to 22125 in.lbs
  • All parts are certified by CSA, complied to UL 429 and CSA C22.2
  • Weather proof NEMA 4/4X and IP67 sealing grade with aluminum alloy housing cover/IP 68 optional
  • Duty cycle 60% for 18Nm/160in.lbs model and 70% for all other model
  • Self-locking at any position when power off
  • Limit switches to confirm valve position/potentiometer or position transmitter optional
  • ISO 5211 multi-flange mounting
  • Manual override with wrench or handwheel



DCL double offset high performance butterfly valve’s innovation design offers rugged reliability and very easy service in the field. The valves are all low torque design with bi-directional zero leakage seat, and can be automated inexpensively with DCL electric actuators. With rigorous test, DCL high performance valves can reach nearly 1,000,000 times operation at 2 psi, and over 100,000 times operation with 720 psi.



Actuator Type Butterfly Valve(PN1.0MPa) Ball Valve(≤PN1.6MPa) Vent Valve(≤PN0.1MPa)
DCL-Ex05 DN50~65 DN40 DN50~80
DCL-Ex10 DN80~100 DN50~65 DN100~200
DCL-Ex20 DN125~150 DN80~100 DN250~300
DCL-Ex40 DN200 DN125 DN350~450
DCL-Ex60 DN250 DN150 DN500~600