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Viton Seat Wafer Double Plate Check Valve

Viton Seat Wafer Double Plate Check Valve

Structural Feature Short structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
Product Details

Viton Seat Wafer Double Plate Check Valve

Overview


With the improvement of technologies of valve, valve areas continuously expanding, the corresponding valves standard is more and more indispensable. Valve industry has entered a period of innovation, product categories require not only new replace, internal management of enterprises also need to be based on industry standards for further reform.

Double Plate Check Valves are designed to automatically prevent backflow in systems where it is desirable to permit flow in one direction and prevent flow in the opposite direction. When the pump starts and the downstream flow creates the required pressure drop in the forward direction, the Dual Plates will automatically open. When the pump stops and the flow ceases, the torsion of the spring will automatically close the Dual Plates prior to flow reversal. 


Material 

Stem: Stainless Steel

Spring: Stainless Steel

Seat: EPDM, NBR, Stainless Steel

Size: DN40 - DN600mm  PN1.0 - 1.6MPa

Working temperature: -196℃ ~ +560℃

Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

Flange Connection: DIN, ANSI, BS, JIS, Universal Flange


Product Features

Resilient Buna-N or EPDM Seat

Upper and lower PTFE thrust washers

Wafer body style fit between FF or RF flanges

Torsion springs assist valve closure, preventing flow reversal

Thrust washer reduce friction and wear of valve plate hinges

Dual plate valves give maximum strength with minimum opening time


 

FAQ

1 Are you a factory or trading company?
We are a factory specialized in manufacturing valves about 20 years.

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 Can you print our Logo on the valves?
Yes, we can totally produce products according to your special request.

5 What is your lead time?
It's around 25-45 days normally. 

6 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 , It shows every step of the manufacturing.



Contacts

 If you have any  questions, please feel free to contact me.your enquiry  will get prompt attention.
we will do out best  to quote you a more competitive price and short delivery time .


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