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Solid Lug Dual Plate Check Valve

Solid Lug Dual Plate 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 Application

Check valve according to the structure, can be divided into lift check valve, swing check valve and butterfly check valve.
1. Lift check valve is divided into two kinds of vertical and horizontal. 2. Swing check valve is divided into a single type, double valve and valve type three. 3. Butterfly check valve is straight through.
More than three kinds of check valve in the form of connection can be divided into threaded connection, flange connection, welding connection and clip connection.

Technical Data

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

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

Working temperature: -196℃ ~ +560℃

Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel,  Alloy steel, Bronze, etc

Stem: Stainless Steel

Spring: Stainless Steel

Seat: EPDM, NBR, Stainless Steel

Operation: Hand Wheel, Electric, Pneumatic, 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, GB/T9112-9124, HG/T20592-20635, SH3406, ANSI B16.5, API604

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

API598, JB/T9092

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