Gate Valves

Gate Valves
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Gear Operation Flat Gate Valve

Our gear operation flat gate valves are designed for precise flow control in demanding industrial environments. These gate valves are operated manually using worm gears that provide a mechanical advantage in torque, reducing the amount of work required to cycle the valve.

Main characteristic

Gear Operation Flat Gate Valve - Efficient Flow Control Solutions

Gear Operation Flat Gate Valve 

Key Features

  • Worm Gear Mechanism: Our valves utilize worm gears that create a mechanical advantage in torque, making them easier to open and close with minimal effort.

  • Manual Operation: Gear-operated valves are hand-operated, offering simple control over the flow of liquids or gases.

  • Durable Construction: Constructed with top-mounted stem nut design to ensure the valve remains operational even when the handwheel is damaged due to corrosion.

  • Reliable Sealing: The packing is made of flexible graphite material, ensuring reliable sealing performance even after extended use.

  • Automatic Gate Correction: The stem is connected to the gate by a T-groove, allowing the gate to self-align and seal correctly if offset by medium impact.


Applications

Gear operation flat gate valves are typically used in:

  • High-stress and large size situations where manual operation is required .

  • Applications involving the control of water, oil, natural gas, and other fluids.

  • Industrial processes where high torque is needed for valve operation.


Advantages

  • Small Flow Resistance: The body structure is simple, and the flow resistance is minimal when fully open.

  • Versatile Flow Direction: Can be used in ring network pipelines where the flow direction of the medium is not limited.

  • Durable Sealing Surface: The sealing surface is less eroded by the working medium compared to other valves.


Technical Specifications

Size NPS1/2"~68"
Temperature -196°C~550°C
Pressure Class 150~Class 2,500
Materials Carbon Steel, Stainless Steel, Duplex, Inconel, Monel, Titanium Alloy
Standard API 600, API 6D, BS 1414, ASME B16.34
Face to Face ASME B16.10, API6D
End Connection ASME B16.5, ASME B1647, ASME B1625, ASME B16.11
Test Standard ISO 5208, API6D, API598
Operators Manual, Worm Gear, Electric Actuator, Pneumatic Actuator




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