Extension bar hard seal butterfly valve

Size Range: DN40~DN2000

Pressure: 1.6MPa/2.5MPa

Valve design:BS 5155,API609,JIS B2064

Face to Face:BS EN558-1,ANSI B16.10-92

Pressure test:BS 6755/EN12266,FIS B2003-87

Product Introduction

This series of butterfly valve is a new generation of patented products which is independent researched and developed by our company, no pin connection is through a valve rod milling flat straight connected with the butterfly plate matched,with countersunk head bolt is fixed, is more convenient in assembly, firmer connection security.Use triple eccentric sealing structure,no mechanical wear, can achieve zero leakage, with bidirectional sealing function superior, is used as the best device in oil,chemical industry,metallurgy, electric power, building materials,food, medicine,water supply and drainage, gas delivery ofdifferent media, such as adjust,cut off or connected to the fluid flow.

WESDOM valves are installed all over the Asia,Africa continent, the Middle East and throughout Europe. They have justifiably acquired a faultless reputation for their durability, reliability and quality worldwide.

Why choose us!

  • Our advantage

    We’ve been in the valve industry for more than 25 years. WESDOM GROUP consists of 5 factories and 4 overseas branches. We face the global valve

    service. Its product classification is complete, the commonly used product size is sufficient, and you can buy it with confidence!

  • Our Mission

    To be a high-quality supplier of fluid control systems and plan maker; To contribute our wisdom and strength to the development of the cutting-edge

    technology of fluid control systems.


Factory Tour

WESDOM GROUP consists of 5 factories and 4 overseas branches. The five factories are mainly located in Tianjin, Hebei, Shandong, Lianyungang

and Wenzhou. The four foreign branches are located in Tanzania, Zambia, Kenya and Indonesia.


Detailed parameters

wesdom butterfly valve

  • A
    re you the manufacture?
    Yes, we are professional on valves, fittings and water meters, own 5 factories in China. In addition to valves, pipe fittings and water meters, WESDOM is also committed to the development of piping relating products in order to provide customers with more convenient services. Now WESDOM is not only a valve manufacturer, but also an industrial piping solution provider.
     How you ensure your quality?
    Before delivery, we make 100% test for each product to ensure its quality, also we will supply the MTC, Certificate of Quality and Certificate of Warranty. Our warranty is 18months.
    Do you have engineers in your company?
    Yes, we have engineers in each of our factories, and also there are 5 engineers in our office, so we not only could supply professional solutions to you, also we could supply installation guidance and excellent after-service.
    How to get free samples?
    Send your address,your telephone number,post code,and express account number to our mail box,and told us which samples you need and samples specification.
    Can you produce products with my own brand?
    Yes,we can offer OEM services.
    Do you have any international certificate?
    Yes,we have API, ISO and etc.
    How long does my order take to be delivered?
    It usually takes 5 to 30 days,which generally depends on the quantity of your order and our storage.
    What if I find a problem with the product?
    Okay, we will solve it for you!

    wesdom butterfly valve

Válvula de mariposa con palanca de aluminio

Project Name: Tanzania Water Project

Main Products: Gate Valves, Butterfly Valves, Check Valves, Pipe Fittings, etc.

Client Feedback:

The customer sent us the installation pictures of the WESDOM product in the working condition project, and the feedback quality is very good, and will maintain a long-term cooperative relationship with WESDOM;

Project Pictures:



wesdom butterfly valve




If you have any questions, feedback or comments, please fill out the form below and we will reply you back as soon as possible.

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