Pressure Seal Wedge Gate Valve

The main feature about the pressure seal bonnet is that the body-bonnet joints seals improves as the internal pressure in the valve increases, compa- red to other constructions where the increase in internal pressure tends to create leaks in the body-bonnet joint.

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Product Introduction

Wedge Gate Valve are commonly suplied with flexible wedge larger size than 2 inch.

Gate Valve

Wedge Gate Valve/Double Disc Gate Valve/Parallel Slide Gate Valve

Bolted Bonnet Gate Valve/Pressure Seal Gate Valve

Bolted Bonnet Gate Valve: The most common connection between valve body&bonnet for ASME ratings up to 600LB.

Pressure Seal bonnets allow high pressure sevice, typically ASME 1500LB to 4500LB

The basic operation of pressure seal gate valve is internal pressure forces the bonnet upwards against the gasket, creating forces in the contact area between the gasket and bonnet, between gasket and body.

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Non Return Valve 2500LB

Y Pattern Globe Valve