Zhejiang Naibang Valve Co.,Ltd
+86-577-67991298 sale@nipovalve.com


Check Valve

Wafer Lug Dual Plate Check Valve

Wafer 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...

Products Details

Wafer Lug Dual Plate Check Valve


Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa~42.0 MPa,Class150~2500 and nominal diameter of DN15~1200mm,NPS1/2-48 and working temperature of -196~540 to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.

Product Range

End Connection: RF,RTJ, BW

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


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, ASME B 16.47, DIN2543-2548

JB/T74, GB/T9124, HG20604-20625, ASME B16.34, DIN2401,SH3406



Structural Feature

Long life span, high reliability.

Easy flow, little flow resistance.

Compact structure, beautiful design.

Can be installed vertically or horizontally.

Quick in closing, small in water hamper.

Quick reaction, good seal performance.

Short in Stroke, small in closing impact.

Short in Length, the face to facet is only 1/4~1/8 of the standard one.
Small in size and light in weight, the weight is only 1/4~1/20 of the normal one.

Main Feature

It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect.

The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.

It can be installed on horizontal and vertical pipelines.

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Wafer Lug Dual Plate Check Valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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Address: No.43 Zhongxing Road, Tangtou Industrial Zone, Oubei Town, Yongjia County, Wenzhou, Zhejiang, China
Tel: +86-577-67991298
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