Carbon Steel Wafer Check Valve Retainerless Design

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



1 1/2" - 40" (DN40 - DN1000) 


Cast Iron, Ductile cast iron, Caron steel, Stainless steel


1.0Mpa - 6.4Mpa, 150lbs - 900lbs

Suitable medium

Water, Oil, Air and Some Corrosive Liquid etc

Temperature Range

-20℃ - +450℃


Flange, Welded


ANSI, DIN, BS, GB, etc


Swing, Lift, Wafer


CE, ISO, Our factory can accept being inspected by SGS and BV

Structural Feature

Low volume,light weight,only 1/4-1/20 of those of traditional flanged check valve;

Short structural length,only 1/4-1/8 of that of traditional flanged check valve;

Applicable for and easily installed for vertical or horizontal pipelines;

Integrated structure, simple and compact, in beautiful shape;

Quick valve disc closedown, low water hammer pressure;

Smooth flow passageway and small fluid resistance;

Narrow valve travel and small closedown impact;

Flexible action and good sealing performance;

Long service life and good reliability.

Product Features
To API594
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.

We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience,we assure you,
Naibang will be one of your best parters in China.

Any interest,please do not hesitate to contact us.