The Gate valve is the stop valve & the Globe valve is the fluid Regulating valve.
a gate valve has a section inside that moves up and down to close off the flow. Metal on metal. A stop valve uses a rubber washer to seal the flow.
Never ever use a Gate type of valve for throttling ONLY a globe pattern is designed for this purpose and a needle valve
The spline that lifts and lowers the part to shut the valve be globe or gate valve
The flowpath in gate valves is sraight. In a globe valve, the flow has to make at least one 90° angle (for some angle body valves) and usually more. Changing the direction of the flow causes pressure drop. Also, the minimum flow area of a gate valve is usually greater than the same size globe valve, making it more efficient. Energy in the flow is lost in expansions and contractions, and the loss of energy manifests itself as pressure drop. The fewer expansions, contractions, direction changes, and general disruptions of any kind in the flow, the lower the measureable pressure drop will be.
Absolutely NOTAs well as I know, a sluice valve, also known as a gate valve, is a way to control the flow of water through a straight line pipe. They are simple in operation and quite common. Sluice valves are so named because they operate similarly to a sluice gate. By turning a handle, a gate is lowered into the pipe, blocking the flow.While is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid. Sometimes, it also know as sluice valve. So you can say are same but not absolutely.
A take-out connection with a gate valve placed at or near the low point of a siphon to empty the siphon when necessary to make repairs, to use it as a wasteway, to scout out deposited material in the siphon.
The external housing (shell) of gate and globe valves are similar, but the globe valve is designed to serve as a regulating valve, meaning that it can adjust the flow by the percentage of the opening. However, the gate valve is not designed to regulate flow, but to stop the flow. A gate valve should always be either fully open or fully closed. The main difference is in the form of the inner elements and the form of the flow inside the valves. In addition, the gate valve may have a rising or non rising stem while the globe valve is typically a rising stem design. The direction of flow through a gate valve is not important. However a globe valve has a flow direction indicated on the outer shell (body) which indicates the direction of flow from beneath the seat. In a gate valve, the closure element is a plate or disk which travels parallel to the plane of the seat. The gate in a dam is a well known example. In a globe valve, the closure element is usually called a "poppet", and it travels perpendicular to the plane of the seat. There are specific advantages and disadvantages to each type depending on the application. The application for a globe valve is regulating flow. It is not well suited for full stop isolation. The gate valve is an isolation valve and not designed to regulate flow.
Never ever use a Gate type of valve for throttling ONLY a globe pattern is designed for this purpose and a needle valve
A gate valve is positive shut off and used for on of off . A globe valve is for throttling
The difference is that a sluice gate is made out of cast iron while a slide gate isn't.
A check valve allows for flow in one direction and a gate valve is used for positive shut off and a globe valve is used for throttling
globe valve. With a spherical valve is closed. Valves can be closed with a round handle.
a gate valve is a one way totally open or closed valve, a control valve is a variable valve.
ZERO compared to a globe
gate valve. globes are used for throttling and have far too many turns. ball valves are not made for thick stuff. this question was on the inter-provincal exam they had globe valve, gate valve, diaphragm valve and piston valve. for answers too choose from.
The spline that lifts and lowers the part to shut the valve be globe or gate valve
A Knife Gate Valve is used to slice through sludge /sewerage and a gate is used fro normal positive shut off If you want to find the photo of Knife Gate Valve,you can enter to the link:http://www.kolinkcn.com/
OS and Y stands for Opposed Stem and Yoke.