Lubricated plug valve manufacturers in Saudi Arabia

Middleeast valve is the best Lubricated plug valve manufacturers in Saudi Arabia . We supply to cities like Ajman, Khor Fakkan, AI Ain.  
Understanding Lubricated Plug Valves
A lubricated plug valve is a type of valve designed to control the flow of liquids or gases in a pipeline. It features a cylindrical or tapered plug with a through-hole that aligns with the flow path when the valve is open. The unique aspect of this valve is its use of a lubricant, which reduces friction between the plug and the valve body, ensuring smooth operation and a tight seal. Lubricated plug valves are widely used in applications where frequent operation and high-pressure handling are required, such as in the oil and gas industry, chemical processing, and water systems.
Construction and Components of a Lubricated Plug Valve
Lubricated plug valves are robustly built to handle demanding conditions. Their key components include:
1.Valve Body: Houses the internal components and connects to the pipeline.
2.Plug: The cylindrical or tapered element that rotates to control the flow. The plug’s outer surface is grooved to retain lubricant.
3.Sealant Injection System: Includes a sealant reservoir and injection fittings that supply lubricant to the grooves on the plug.
4.Stem: Connects the plug to the actuator or handle, enabling rotation.
5.Seats: Provide a seal between the plug and the valve body to prevent leakage.
6.Actuator or Handle: Used to manually or automatically rotate the plug.
Functionality and Operation of a Lubricated Plug Valve
oOpening and Closing:
oWhen the plug’s through-hole aligns with the flow path, the valve is open, allowing fluid to pass.
oRotating the plug 90 degrees positions the solid part of the plug against the flow path, closing the valve.
oLubrication:
oLubricant is injected into the grooves on the plug’s surface, forming a film between the plug and the valve body.
oThis reduces operational torque, minimizes wear, and ensures a tight seal.
oSealing:
oThe lubricant acts as a sealant, filling any gaps between the plug and the body to prevent leakage.
Key Features and Advantages of Lubricated Plug Valves
1.Low Operating Torque: The lubricant significantly reduces friction, making the valve easier to operate.
2.Tight Sealing: Lubricant fills micro-gaps, providing a bubble-tight seal for high-pressure applications.
3.Durability: Designed to withstand abrasive and corrosive media, ensuring long service life.
4.Versatility: Suitable for a wide range of fluids, including slurries, gases, and viscous liquids.
5.Maintenance-Friendly: The sealant injection system allows in-line lubrication, reducing downtime.
6.Pressure and Temperature Handling: Capable of operating in high-pressure and high-temperature environments.
7.Bidirectional Flow: Can handle flow in both directions without performance loss.
Parts of a Lubricated Plug Valve
1.Body: The outer casing that contains and protects internal components.
2.Plug: The rotating element responsible for controlling flow.
3.Stem: Facilitates the rotation of the plug through external actuation.
4.Sealant Injection System: Ensures continuous lubrication for smooth operation.
5.Seats: Provide a sealing interface between the plug and body.
6.Gaskets and Seals: Prevent external leakage.
7.Handle or Actuator: Enables manual or automated operation.
 Lubricated plug valve manufacturers in Saudi Arabia offer versatile, crucial components for efficient fluid flow control in diverse industrial applications.
Description:
Available materials: F22, CF8, CF3, CF3M, Ductile iron, WCB, WCC, WC9, WC6, Alloy 20, SS304, SS316,CF8M, SS316L, SS904L
Class: 150 to 2500, PN10 to PN450
Size:1/2” – 24”
End: Flanged, Socket weld, Butt weld, Screwed.
Operation:-Pneumatic Actuator , Electric Actuator ,Lever operator ,Gear operator.

Visit us: https://www.middleeastvalve.com/product-category/lubricated-plug-valve/ 