Yongjia Kosen Valve

Pressure Seal Gate Valve

Product Description KOSEN Pressure Seal Gate Valves is a valve realizing the closing and opening function by lifting the disc up&down as the closure member. The main advantages of API Stainless Steel Gate valve are smooth flowing passage, small flowing resistance and small operation torque,...

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Product Details

Product Description

The pressure self-sealing gate valve adopts the upper-mounted structure, which reduces the connecting bolts of the valve body under the condition of high pressure and large caliber, enhances the reliability of the valve and overcomes the influence of the system self-weight on the normal operation of the valve.


Technical Specification
Normal Size Range: 2"-24"
Normal Pressure Rating: PN100~PN420, CLASS600~2500  
Material: WCB,LCB,WC6, WC9, CF8,CF8M,CF3,CF3M
Temperature Range: -29~425Degree C

Standards compliance

Design and Manufacture:AMSI B16.34,API600 API6D,BS1414

Face to face(end to end):ANSI B16.10,API6D

Flanged cnnection:ANSI B16.5

Butt welded end:ANSI B16.25

Test and inspection:API598,API6D

A.Back up ring:Absors thrust applied by internal pressure

B.Thrust ring:Protects the soft metallic gasket from deformation

C.Gasket:Unique angular design provides superior sealing




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