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Hydraulic slow closing LLDPT Lined check valves
Paper & Food

High Performance Soft Seal Double Offset Butterfly Valves

YFL High performance soft seal double offset butterfly valves with excellent sealing performance are widely used in petrochemical, power, paper & pulp, wastewater, seawater etc.
  • Size:

    2''-60'', DN50-DN1500
  • Pressure:

    150lbs-600lbs, PN10-PN100
  • Body:

    WCB, CF8, 4A, Al-bronze
  • Seat:

    PTFE, RPTFE, PEEK, PPL
  • Connection Ends:

    Double flange, Wafer, Lug
  • Design standards:

    API 609, ASME B16.34
  • Leakage Class:

    Class VI
  • Temperature:

    -29℃-250℃
  • products details

YFL high performance double offset butterfly valve with double eccentric structure and soft seat has low torque and reliable sealing in both direction. 


YFL high performance double offset butterfly valve technical features:


1. Double eccentric design reduces the operation torque
2. Long working life up to one million operations, convenient maintenance
3. Durable sealing with zero leakage in both direction
4. Double flanged ends, lug ends, wafer ends are available upon request
5. Various kinds of disc materials and seat materials to suit different working temperatures and corrosive service
6. Bare stem, lever operated, gear operated, electric operated and pneumatic operated are available




Wafer high performance double eccentric butterfly valves, fire safe high performance butterfly valves


Double flanged high performance butterfly valves, High performance double eccentric butterfly valves


YFL high performance double eccentric soft seal butterfly valves


YFL High performance double offset soft seal butterfly valves


Why Choose YFL?

1. Experienced in providing best solutions according to various sever working conditions to solve problems
2. Strict quality control from raw materials, machining to pressure test and function test
3. Professional technical support and fast response trouble shooting
4. Approved & Registered vendor of Glencore & Umicore
5. Successful cases and reference list available
6. Customizable, Flexible,  Short delivery time


Testimonials from Glencore in Mining industry

"We are very happy with the results so far, and the valves seem to be top quality.
You must understand that this factory has some of the world's toughest conditions with regards to abrasive and corrosive solutions. We dissolve metals and most products and suppliers we tested in our applications failed. "  


YFL for 誉丰利 means benefiting from reputation.

We cast brand and forge reputation by quality and service.

We focus on your satisfaction and our responsibility.

Let‘s solve problems and improve process for your projects.

For more solutions, please visit www.YFLvalve.com and contact YFL at sales@YFLvalve.com.

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Let's solve problems and create values for your projects.
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