Middleeastvalve is the largest  Non Lubricated Plug Valve in UAE. We supply to cities like Dubai, Abu Dhabi, Umm AI Quwain, and Ajman.

Understanding Non Lubricated Plug Valves:

Non-lubricated plug valves are engineered to operate efficiently without the need for external lubrication. This unique feature is achieved through advanced materials and design elements that mitigate friction, ensuring smooth and reliable valve operation. The absence of lubrication not only minimizes maintenance requirements but also eliminates the risk of contamination in sensitive applications such as pharmaceuticals, food processing, and chemical manufacturing.

Design and Materials:

The key to the success of non-lubricated plug valves lies in their meticulous design and the careful selection of materials. These valves typically consist of a tapered or cylindrical plug that controls the flow of fluids through the valve body. The plug is often made from materials with inherent lubricity, such as PTFE (polytetrafluoroethylene) or other advanced polymers. The valve body is commonly constructed from corrosion-resistant metals like stainless steel or alloy steel, ensuring longevity and reliability in diverse operating environments.

Functionality and Operation:

Non Lubricated plug valves operate on a simple yet effective principle. When the plug is rotated within the valve body, it either opens or closes the flow passage, regulating the fluid’s movement. The absence of external lubrication is compensated by the inherent low-friction properties of the materials used, ensuring a smooth and precise operation. This design not only reduces wear and tear but also enhances the valve’s resistance to harsh chemicals and abrasive media.

In the UAE, Non Lubricated Plug Valve are  manage the flow of fluids by either rotating or elevating a plug located within the valve housing. These valves find application in diverse industries where reducing maintenance requirements and preventing fluid contamination are vital priorities. Two primary types of non-lubricated plug valves exist: the lift-type and the rotary-type, each featuring its distinct mechanism for regulating fluid flow.


Body materials: CF8, CF8M, CF3, CF3M, Ductile iron, WCB, WCC, WC9, WC6, Alloy 20, SS304, SS316, CF8M, SS316L, SS904L


Class: 150 to 2500, PN16 to PN63

End: Flanged, Socket weld, Butt weld, Screwed.

Operation: – Lever Operated, Pneumatic Actuator, Electric Actuator, Gear operated

Advantages of Non-Lubricated Plug Valves:

  • Reduced Maintenance Costs: The elimination of external lubrication translates to lower maintenance costs, asthere is no need for frequent inspections or reapplications of lubricants.
  • Enhanced Durability: The use of advanced materials enhances the valve’s resistance to wear and corrosion, resulting in a longer service life and increased durability.
  • Contamination Prevention: Industries with stringent cleanliness requirements, such as pharmaceuticals and food processing, benefit from the contamination-free operation of non-lubricated plug valves.
  • Improved Performance: The inherent low-friction characteristics of the materials used contribute to smoother valve operation, reducing the risk of operational issues and optimizing performance.


  • Oil and gas industry
  • Chemical processing
  • Water and wastewater treatment
  • Power generation
  • Mining and minerals processing

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