Gate Valve Selection Guide

Knowing the right kind of gate valve to select depends greatly on how you are planning to use it in your piping system. A professional's advice and guidance can help whittle down the choices and recommend which one will work best in your precise setup.

There are two basic types of gate valves that can be purchased and installed as part of the plumbing system of a structure. These two types depend on the manner in which the disk is designed in the actual gate valve. As mentioned in the article parts of a gate valve, the gate valve disk is basically the gate that can seal shut when the valve is closed, meaning no water flow is possible, and can open when the valve is opened, allowing water pressure to pass through.

The two basic types of gate valves are:

1. Parallel Gate Valve

parallel gate valve

The parallel gate valve is used in valves that have parallel valve seats. The two halves of the parallel disk can either be thrust together or spread apart and there is often a spring-like mechanism that assists in the proper sealing of the disks to the seats. There is a variety of designs that use the parallel gate valve but the bottom line for each design is to make sure that there is optimum sealing that occurs between the disks and the seats.

2. Wedge Gate Valve

wedge gate valve

The wedge gate valve is separated into three categories:

Knowing the right kind of gate valve to select depends greatly on how you are planning to use it in your piping system.One particular type of design may work specifically for plumbing purposes in a home while another type of design may work better in an industrial setting. This is why it is important to have the correct information on each type of gate valve and whether they will meet your specific requirements and needs. A professional's advice and guidance can help whittle down the choices and recommend which one will work best in your precise setup.