PTFE lined valve corrosion resistant stainless steel check valve
PTFE lined valve corrosion resistant stainless steel check valve

Item specifics

Nominal pressure
Working temperature



Product Description
1.Small in size and light in weight,easy installation and maintenance.
2.Tow torsion springs are used exerting on each of the pair valve plates,which close the plates quickly and automatically.
3.The quick-close action prevents the medium from flowing back and eliminated water-hammer effect.
4.This valve is tightly sealed,with no leakage under the pressure water test.
6.Safe and reliable in operation,high interference-resistance.
Product Specification
Standard material specicications
Main external and connection dimension
Dimensions and weight
Dimensions and weights
Detail Images
Detail Images
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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. 
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