Factory supply telescopic butterfly valve
Factory supply telescopic butterfly valve

Item specifics

Body material
Z-cast iron
pressure ratings
Valve type
Function code



Product Description
The expansion butterfly valves have performance of automatiaclly compensating the pipe's thermal expansion and contraction with working temperature below 425℃ and norminal pressure under 2.5mpa.The expansion butterlly valves are designed as a device to shut-off or regulate the working medium flow and installed in industrial pipelines with medium of water or gas in petroleum,chemical industry,power plant.papermaking industry.food industry pharmacy,urban construction and other municipal projects.

Features and Benefits.
1.Features in unique structure,light weight,rapid open-close,convenient and excellent operation.
2.In addition to the function of shutting off and regulating medium flow as well as compensating for thermal expansion and contraction,it also provides conventience for valve's installation and maintenance .
3.Easy replaceable sealing element with reliable sealing performance.
4.Integrated function of buttery valve and pipe expansion provides significant cost savings.
5.Different material selected according to the working condition.
Product Specification
Detail Images
expansion joint
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Company Information
   Our company produces all kinds of industrial valve, such as valve, tianjin valve, tanggu valve, butterfly valve, tianjin butterfly valve, tanggu butterfly valve, wafer butterfly valve, flange butterfly valve, welded butterfly valve, soft sealing butterfly valve, hard sealing butterfly valve, gate valve, shut-off valve, ball valve, check valve, decompression valve, hydraulic control valve etc.

  Tianjin Aiwo Valve Co., Ltd is a professional manufacturer of valves and its fittings for over 20 years, providing designing, producing, managing and after-sale service. Our products can be divided to 8 series: butterfly valve, ball valve, gate valve, check valve, stop cock valve, regulating valve, hydraulic control valve and decompression valve. The DN sizes ranges from 15mm to 3800mm, and the pressure ranges from 0.1MPa to 32MPa. Moreover, our products can be widely used in waterworks, sewage treatment plant, power plant, chemical plant, gasworks, heating company, oil fields, oil refineries, and high-rise buildings.

   We will continuously develop and innovate to keep pace with the development in building construction, water conservancy, energy and electric power, petrochemical field. And in order to grow up to be China’s largest valve research and develop base and rank among the world first class, we are determined to develop high-tech, new design, complicated and special products. At the same time, “never the best, but more better” is always our company’s goal.

  Welcome elites to join our sales network, as well as set up offices in name of our company. Any interest, please call us. 
company information
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