The check valve is opened or closed by the valve disc to rotate around the spindle outside the valve seat; and it is an automatic valve when it is automatically opened or closed by the force generated by the medium flowing within the pipeline. Its major function is to prevent the backflow of the medium in the pipeline, reverse rotation of the pump and its driving motor, and discharge of the medium in the container. Design Features
Design standard as per: BS1868,ASME B16.34, GB/T 12236.
Compact and reasonable product structure, reliable tightness and good performance;
Smooth fluid passageway and small fluid resistance;
Swing type disc.
Can be designed with a Damping Cylinder.
Rapid closing and flexible actions of the valve disc .
Small closing impact, water hammer is not liable to be generated.
Smooth fluid passageway and small fluid resistance. Product Range
Body material: carbon steel, stainless steel, alloy steel
Nominal diameter: 1/2"~40"(DN15~DN1000)
End connection: RF, RTJ, BW
Working temperature:-196ºC~+560ºCFAQ1 Are you a factory or trading company?We are a factory specialized in manufacturing valves and fitting over 15 years.
And we have got the verification of compliance for ball valve from ECM and ISO9001&CE certificate of
manufacturing and processing of valves and fittings.2 Where are the main markets for your products?We hope to make business with companies from all over the world. And for now, our valves and fittings have
been exported to especially in North America, South America, South Asia, Europe and Middle East.3 Do you have a minimum quantity of the products?No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.4 Are samples available to be sent with free?It depends on what product you need. There are hundreds of products we sell. You can contact us for particular answer.5 Can you print our Logo on the valves?Yes, we can totally produce products according to your special request, even manufacture it base on your drawing.6 What is your lead time?It's around 15 days normally. If we have the products in stock, it will be about one week.7 How can I check your factory situation while it's difficult for me to come to China?We have photos and videos on our website and facebook, It shows every step of the manufacturing.8 How can you guarantee the quality of products?Firstly, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every valve or fitting we sell is qualified.
Wenzhou Xindeli Valve Co.,Ltd
Add:Dushan Industrial Zone Longwan District Wenzhou City Zhejiang Province China