Flanged Gate Valve Factory

Flanged Gate Valve Factory

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1.Specification
Size: 2"-68"
Pressure: 150LB-2500LB
Body Material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M, CN7M, LC1, LC2, LC3, LCB, LCC, Monel, 20# Alloys, 4A, 5A, C95800, C95500, A105, F304, F304L, F316, F316L, LF1, LF2, LF3, LF9, F51, F53, F11, F22, etc.
Seal Material: STELLITE, 13Cr, SS304, SS316, etc.
Connection Type: Flanged
Operation: Handwheel, gear operated, pneumatic, motorized
Face to Face Dimension: ASME B16.10
Flange End Dimension: ASME B16.5
Butt Welded Dimension: ASME B16.25
Design and Manufacture: API 600
Test Standard: API 598, API 624, API 6FA, ISO 15848-1-2
2.Features

Widely used in high pressure pipelines, most frequently used connection type

Flange ends can be raised face( RF), flat face( FF), ring joint face( RTJ), etc.

Bonnet type: bolted bonnet, welded bonnet, pressure seal bonnet

Bi-directional, no limitation on flow direction

Applicable media: water, oil, steam, nitric acid (temperature ≤ 200 ℃), acetic acid (temperature ≤ 200 ℃)

Widely used in water, sewage, construction, petroleum, chemical, food, medicine, light textile, electric power, ships, metallurgy, energy systems, etc.

3.FAQ
Are Gate Valves Piggable?

Gate valves can be piggable, but it depends on their design and application. In general, gate valves with a full bore design can be piggable, meaning that they allow the passage of a pigging tool through their entire length. However, gate valves with a reduced bore design may not be piggable as they have a smaller opening that may obstruct the pigging tool's movement. It is important to consult the manufacturer's specifications or a qualified engineer to determine whether a specific gate valve is suitable for pigging, ball valve manufacture.

How Does a Hydraulic Gate Valve Work?

A hydraulic gate valve is a type of valve that uses hydraulic pressure to control the flow of fluids, such as oil or water.
The valve consists of a gate, which is a flat or wedge-shaped piece of metal that slides up and down between two seats to regulate the flow of fluid.  When the gate is fully open, fluid can pass through the valve freely. When the gate is closed, the fluid flow is blocked, gate valve manufacture.
To operate the hydraulic gate valve, a hydraulic fluid is supplied to a chamber on one side of the gate, while the other side of the gate is exposed to the pressure of the fluid in the pipeline. The hydraulic pressure acts on the gate, pushing it either up or down, depending on the direction of the pressure.
When the gate is lifted, fluid flows through the valve. When the gate is lowered, it closes off the flow of fluid. The hydraulic pressure can be adjusted to control the position of the gate, allowing for precise regulation of fluid flow, bronze valve.

How to Adjust Gate Valve?

Shut off the water supply: Before adjusting the valve, turn off the water supply to prevent any leaks or damage.
Remove the handle: Use a wrench to remove the handle from the valve stem. The valve stem is the part that controls the flow of water through the valve.
Loosen the packing nut: Locate the packing nut that secures the valve stem in place and loosen it with a wrench. This will allow you to turn the valve stem without damaging the valve itself, api 6d ball valve.
Turn the valve stem: Use a wrench to turn the valve stem either clockwise or counterclockwise to open or close the valve. Make small adjustments and test the water flow until you achieve the desired level.
Tighten the packing nut: Once you have adjusted the valve, tighten the packing nut back up to hold the valve stem securely in place.
Replace the handle: Finally, replace the handle on the valve stem and turn on the water supply to test the valve again, forged ball valve.

What Are The Safety Features Of a Gate Valve?

Here are some safety features of a gate valve:
Locking Device: A locking device is often provided on gate valves to prevent unauthorized personnel from opening or closing the valve, which can cause injury or property damage. The lockout device can be a padlock or hasp, depending on the design.
Pressure Relief Feature: Gate valves may have a pressure relief feature that allows excess pressure to be released from the valve body when it is closed. This prevents damage to the valve and piping system due to overpressure and provides additional safety for the system, carbon steel gate valves.
Visual Indicators: Some gate valves have visual indicators that show whether the valve is open or closed. This allows operators to quickly and easily determine the position of the valve, reducing the risk of accidents while working with the valve.
Stem Cover: A stem cover can be fitted on the valve stem to protect against accidental contact with the valve stem or disk. This protects personnel from being injured by hot or cold fluids flowing through the valve.
Corrosion Resistance: Gate valves can also be made from materials that resist corrosion, such as stainless steel or bronze. This improves the durability of the valve and reduces the risk of leaks due to corrosion, high temperature gate valves.

What Is a Double Disc Gate Valve?

A double disc gate valve is a type of valve that is designed to control the flow of fluids, such as liquids or gases, in pipelines. It is similar in design to a traditional gate valve, but it has two parallel discs instead of one.
The two discs are mounted on a common stem and move in opposite directions to open and close the valve. This unique design provides several advantages over traditional gate valves, including improved sealing performance, lower operating torque, and reduced pressure drop.
When the valve is fully open, the discs are parallel to the direction of flow, providing a full-bore opening that minimizes turbulence and pressure drop. When closed, the discs come together to provide tight shutoff.
Double disc gate valves are commonly used in industries such as oil and gas, chemical processing, water treatment, and power generation, where reliable and efficient fluid control is essential. They are available in a range of sizes and materials to suit different applications, and can be operated manually or with electric, pneumatic or hydraulic actuators for remote control.

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