Gate valves work by inserting a dam (“gate”) into the path of the ﬂow to restrict it, in a manner similar to the action of a sliding door. Gate valves are more often used for on/oﬀ control than for throttling.
The following set of photographs shows a hand-operated gate valve (cut away and painted for use as an instructional tool) in three diﬀerent positions, from full closed to full open (left to right):
Also See : Gate Valve Animation
- Ball Valves
- What is On/off valve ?
- Rotary Stem Valves
- Difference between Globe Valve and Gate Valve ?
- Direct & Reverse Acting Control Valves
- Basics of Gate Valves
- Disassembly of a sliding-stem Control Valve
- What is a Gate Valve ?
- Basics of Limit switches
- Types of Control Valves