Solid Wedge Disc Gate Valve
Solid wedge gate valve.
Solid wedge disc gate valve. Solid wedge is the most common widely used disk type because of its simplicity and strength. A gate valve consists of a valve body seat and disc a spindle gland and a wheel for operating the valve. A valve with a solid wedge may be installed in any position and it is suitable for almost all fluids. The most common were.
A gate valve is generally used to completely shut off fluid flow or in the fully open position provide full flow in a pipeline. Cast steel wedged gate valve for oil and gas industry disks of a gate valve. Gate valves are available with different disks or wedges. Solid wedge is the most commonly used disk by its simplicity and strength.
Ranging of the gate valves is usually made by the type of wedge used. Resilient seated gate valves. Type gate valve pipe size inch 1 2 end connections threaded npt material bronze disc style solid wedge wog rating psi 300 wsp rating psi 150 bonnet style union class 150 forusewith water oil gas. It can be used in turbulent flow also.
Rotating disc gate valves. Pressure binding sometimes in high temperature applications the flow medium such as water or steam is trapped in the valve bonnet area when the valve is closed for system shutdown. Split wedge or flexible wedge type gate valves are expected to perform better than solid wedge gate valves when thermal binding is a concern.