Zhejiang Naibang Valve Co.,Ltd
+86-577-67991298 sale@nipovalve.com

Products

Check Valve

Water Service Wafer Double Disc Check Valve

Water Service Wafer Double Disc 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...

Products Details

Overview

Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa~42.0 MPa,Class150~2500 and nominal diameter of DN15~1200mm,NPS1/2-48 and working temperature of -196~540 to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.


Details:

1. Nominal   diameter:

    2"  - 24"  (DN50 - DN600)

2. Pressure   range:

    Class 150 -  Class 2500    (PN16 - PN150)

3. Working   temperature: 
    
 -196 - +560

4. Body   material:
     Carbon steel, Stainless steel, Alloy steel, Bronze

5. End   Connection:
    
 RF, RTJ, BW



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






Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of water service wafer double disc check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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Address: No.43 Zhongxing Road, Tangtou Industrial Zone, Oubei Town, Yongjia County, Wenzhou, Zhejiang, China
Tel: +86-577-67991298
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E-mail:sale@nipovalve.com
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