Epdm Seat Wafer Dual 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

Product Range

Nominal diameter: 1.5"~ 60" (DN40 ~ DN1500)

Pressure range: Class150~2500 (PN16 ~ PN420)

Working temperature:-196℃ ~ 560℃

Body material: carbon steel, stainless steel, alloy steel, bronze

End Connection: RF, RTJ, BW


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;

Quick valve disc closedown,low water hammer pressure;

Smooth flow passageway and small fluid resistance;

Flexible action and good sealing performance;

Long service life and good reliability.


Manufacture Standard

Face to  Face

Flange  Drilling

Pressure-Temperature Class

Test   Standard


API594,  JB/T8937

JB/T74-90, GB/T13402, GB/T9112-9124,  SH3406, ANSI B16.5, API604, ASME B  16.47, DIN2543-2548

JB/T74, GB/T9124, HG20604-20625, DIN2401,SH3406


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