A gate valve also known as a sluice valve is a valve that opens by lifting a round or rectangular gate wedge out of the path of the fluid.
Wedge gate valve parts.
They are operated by a threaded stem which connects the actuator generally a hand wheel or motor to the stem of the gate.
Gate valves work by inserting a rectangular gate or wedge into the path of a flowing fluid.
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A gate valve is the most common type of valve used in any process plant.
The distinct feature of a gate valve is the sealing surfaces between the gate and seats are planar so gate valves are often used when a straight line flow of fluid and minimum restriction is desired.
Mueller resilient wedge gate valves have features to make them easier to operate preserve sealing capability and interior coating integrity for many years of reliable service.
If the valve has a rising stem its position can be seen just by looking at the position of the stem.
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