Check Valve service For Sea Water

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

Product Range:

Size: 1.5" ~ 60" ( DN40 ~ DN1500)

Working temperature: -196℃ ~ 560℃

Pressure range: Class 150 ~ Class 2500 ( PN16 ~ PN420)

Body material: Carbon steel, Stainless steel, Alloy steel, Bronze, etc


Manufacture Standard

Face to   Face

Flange   Drilling

Pressure-Temperature Class

Test   Standard

API594, API6D, JB/T8937

API594, API6D JB/T8937

JB/T74-90, GB/T13402, SH3406, ANSI B16.5, API604,  ASME B 16.47

JB/T74, GB/T9124,  ASME B16.34, DIN2401, SH3406



1. Low volume, light weight;

2. Long service life and good reliability.

3. Flexible action and good sealing performance;

4. Narrow valve travel and small closedown impact;

5. Smooth flow passageway and small fluid resistance;

6. Quick valve disc closedown, low water hammer pressure;

7. Integrated structure, simple and compact, in beautiful shape;

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Check Valve service For Sea Water in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.