Gate Valve suppliers in UAE

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Middleeast valve is the largest Gate valve suppliers in UAE. Gate valves are widely used in various industries for controlling the flow of liquids and gases. Known for their simplicity and reliability, they are designed to provide a tight seal when fully closed and minimal flow resistance when fully open.

Working of a Gate Valve

The operation of a gate valve is straightforward and effective:

Opening the Valve

The gate (a flat or wedge-shaped barrier) is raised from its seat by turning the valve's handwheel or actuator.

This creates an unobstructed flow path, allowing the fluid or gas to pass through.

Closing the Valve

The gate is lowered into the seat, effectively blocking the flow.

A precise fit ensures a leak-proof seal, even under high pressure.

Intermediate Positions

Gate valves are not typically used for throttling or flow regulation as partially open gates can cause turbulence and wear.

Key Features of Gate Valves

Full Bore Design- provides minimal flow resistance and allows for maximum flow efficiency when fully open.

Tight Seal-Ensures a reliable shut-off to prevent leakage.

Durability-Designed to withstand high pressures and temperatures with robust materials like stainless steel, cast iron, and bronze.

Bidirectional Flow- Allows fluid to flow in either direction, adding flexibility to system design.

Gate Valve Operation

Gate valves operate manually or automatically:

Manual Operation

A handwheel or lever is turned to raise or lower the gate.

Best suited for applications where precise control is not critical.

Automated Operation

Actuators, such as electric, pneumatic, or hydraulic systems, are used to control the gate.

Ideal for remote or high-frequency operations.

Gate Valve Components

Body

The main housing that holds all the internal components.

Constructed to resist pressure and environmental conditions.

Gate (Wedge or Disc)

The flat or wedge-shaped barrier that moves to open or close the flow.

Designed for a tight seal when in the closed position.

Seat

Provides a surface for the gate to seal against when closed.

Made from durable materials to resist wear and corrosion.

Stem

Connects the handwheel or actuator to the gate, transmitting motion.

Available in rising or non-rising designs.

Bonnet

Covers the valve body and contains the stem packing to prevent leakage.

Can be bolted, threaded, or welded for added security.

Handwheel or Actuator

Used to operate the valve manually or automatically.

Packing

Prevents leaks around the stem, ensuring a secure seal.

Functions and Applications of Gate Valves

Shut-Off Function

Primarily used to start or stop the flow in pipelines.

Wide Applications

Common in industries such as oil and gas, water treatment, power generation, and chemical processing.

High-Pressure Systems

Suitable for high-pressure applications due to their robust design.

Isolation of Flow

Provides effective isolation in systems requiring maintenance or inspection.

Advantages of Gate Valves

· Minimal flow resistance when fully open.

· Reliable sealing for shut-off applications.

· Long service life due to durable materials and design.

· Suitable for high-pressure and high-temperature environments.

Gate valve types: 

Rising Stem Gate Valve                                                               

Non Rising Stem Gate Valve

Bellow Seal Gate Valve

Pressure Seal Gate Valve

Cryogenic Gate Valve

Forged Gate Valve

Gate valve Industries:

Textiles.

Power generation.

Refineries.

Petrochemical plants.

Shipbuilding

Chemical industry.

Paper factories.

Gate valve suppliers in UAE provide essential components for fluid control and piping systems, ensuring precise regulation of liquid and gas flow.

Description:

Available materials: SS304, SS904, SS904L, SS316, Aluminium Bronze, Monel, Bronze, Brass, Duplex steel, Inconel, Incoloy, Titanium, WCB, CF8, CF8M, CF3, CF3M, WC1, WC6, WC9, Cast iron, super duplex

Size: 1/2″- 64”

Class: 150 to 2500

Nominal Pressure: PN10 to PN450

Operations: Hand Wheel, Gear operated, Electric actuated and Pneumatic Actuated

Ends: Flanged(FF,RF,RTJ), Buttweld, Socket weld, Threaded

Standards: API607, DIN, BS, ANSI, AWWA, ASME, API6D

https://www.middleeastvalve.com/product-category/gate-valve/ 

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