Retainless Wafer Type Dual Plate Swing Check Valve

Product Range:
Nominal diameter: 1/2" - 40" (DN15 - DN1000)
Pressure range: Class 150 - 2500 (PN16 - PN420)
Working temperature: -196℃ - +560℃
Body material: Carbon steel, Stainless steel, Alloy steel, Bronze
End Connection: RF, BW

Product Details

Structural Feature:

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;

Narrow valve travel and small closedown impact;

Long service life and good reliability.

Main Parameter Specification:

Inspection and test:  API598, JB/T9092;

Design and manufacture:  API594, API 6D, JB/TB8937;

Face to face and end to end:  API594, API6D, DIN3202, JB/T8937;

Pressure-temperature rating:  ASME B16.34, DIN2410, GB/T9124, HG20625, SH3406, JB/T74;

Pipe flange: JB/T74-90, JB/T9112-9124, HG20592-20635, SH3406, ASME B16.5, GB/T13402, API605, ASME B16.47.