Flanged Gate Valve

Описание

Data Sheet

– 1/2~12″(DN15~DN300)
– W.P.: CLASS 150/300
– W.T. -425°C
– Rising stem
– Design: ASME B16.34,API600,AP1603
– Flange dimension: ASME B16.5
– Face to face: ASME B16.10
– Inspection & testing: API600/API603/ASME 16.34

A flanged gate valve is a type of industrial valve designed for controlling the flow of fluids in a pipeline. Gate valves are known for their ability to provide a straight-line flow with minimal pressure drop.

Here’s a brief introduction to a flanged gate valve:

1. Design:

• Gate Valve Design: The valve features a gate or wedge-shaped disk that moves perpendicular to the flow of the fluid to either fully open or fully close the valve.
• Flanged Ends: The valve has flanged ends, providing a flat and bolted surface for easy and secure installation in flanged piping systems.

2. Operation:

• Linear Motion: Gate valves operate with linear motion, where the gate is lifted or lowered to control the flow of fluid through the valve.
• On/Off Control: Gate valves are primarily designed for on/off control, providing a tight seal when fully closed.

3. Connection Type:

• Flanged Ends: The flanged ends of the gate valve allow for a secure and straightforward connection to other flanged components in the piping system.

4. Materials:

• Material Variety: Flanged gate valves can be constructed from various materials, including cast iron, stainless steel, or other materials suitable for the specific application.

5. Size Range:

• Various Sizes: These valves come in different sizes to accommodate various pipe diameters and flow rates.

6. Applications:

• General Piping Systems: Used in a wide range of piping systems to start or stop the flow of liquids or gases.
• Industrial Processes: Commonly employed in industries such as water supply, wastewater treatment, oil and gas, and more.

7. Flange Standards:

• ANSI Flange Standards: Flanged gate valves often comply with ANSI flange standards, ensuring compatibility with other flanged components.

8. Pressure Rating:

• Pressure Compatibility: The valves are rated for specific pressure levels to ensure safe and reliable operation within the specified range.

9. Compliance with Standards:

• Industry Standards: Flanged gate valves are manufactured to comply with industry standards and specifications, ensuring their reliability and performance.

10. Ease of Maintenance:

• Bolted Connection: The flanged ends with bolt holes allow for a secure and straightforward connection to other flanged components, facilitating easy disassembly for maintenance.

Flanged gate valves are widely used for their robust construction and efficient control of fluid flow. Their flanged design ensures secure installation and maintenance, making them suitable for various applications in different industries.