Forged Gate Valve Manufacturer

 

Forged Gate Valve Manufacturer

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We are leading Forged Gate Valve Manufacturer from India. The Forged Gate Valves that we manufacture at Axegic are prepared from high quality steel material. We offer these valves in the plug type disc to provide a complete airtight and leak proof seal throughout the life span of its performance. There is a wide assortment of size that can easily fit into the high pressure application areas in small and big pipelines. They are fabricated with great accuracy and perfection to offer a high safety level when it is operated in open position and used to close or control the flow. We provide various features in our Forged Gate Valve like superior quality, long service life, safety, easily operated and really economic and competitive price range.

 

What is Forged Gate Valve?

Controlling the flow of fluids in pipelines is done with Forged Gate Valves, one kind of valve. The term "forged" refers to the fact that it was created by the forging process, which forms metal under intense pressure to produce a robust and long-lasting part. The valve will be able to tolerate severe circumstances and high pressures thanks to this manufacturing process.

Forged Gate Valves are known for their robust construction and longevity, making them suitable for demanding industrial applications. They are designed to handle high-pressure systems, often found in oil and gas, petrochemical, and power generation industries. Gate valves operate by raising or lowering a gate inside the valve body, which either blocks or allows fluid flow. This simple mechanism makes them reliable and easy to maintain.

 

Components of a Forged Gate Valve

A Forged Gate Valve is composed of several key components, each serving a specific function to ensure the valve operates effectively.

  • Body: The main pressure-containing structure of the valve, which houses the internal components. Provides the structural integrity and strength to withstand high pressures and temperatures.
  • Bonnet: A removable component that covers the valve body. Houses the stem and provides access for maintenance and inspection.
  • Gate (Disc): The movable part of the valve that blocks or allows fluid flow. Controls the flow of fluid by raising or lowering within the valve body.
  • Stem: A rod connected to the gate and the actuator or handwheel. Transmits the motion to the gate to open or close the valve.
  • Seat Rings:Rings located in the body that provide a sealing surface for the gate. Ensures a tight seal between the gate and the body when the valve is closed.
  • Packing: Material (often graphite or PTFE) packed around the stem within the bonnet. Prevents leakage along the stem by creating a tight seal.
  • Gland: A component that compresses the packing material. Ensures the packing material remains tightly packed to prevent leaks.
  • Gland Flange: A flange that holds the gland in place. Maintains the position of the gland and provides the means to apply compression to the packing.
  • Handwheel or Actuator: A manual wheel or powered device attached to the top of the stem. Used to operate the valve by rotating the stem, raising or lowering the gate.
  • Backseat: A secondary sealing mechanism located at the upper end of the stem. Provides an additional seal to prevent leakage when the valve is fully open.
  • Yoke: A structural component that connects the actuator or handwheel to the valve body. Supports the weight and operational stresses of the actuator or handwheel.

Technical Specifications of Forged Gate Valve:

 

SizeDN 15 to DN 50
Construction MaterialForged Carbon Steel ASTM A105 Forged Stainless Steel F304, F304L, F316, F316L, F5, F9, F11, F22 Other Material As per client requirements
Design & Manufacturing StandardAPI 602
Pressure RatingClass 800, 1500 & 2500
Bore TypeRegular (Reduced) & Standard (Fully Bore)
Testing StandardAPI 598
Face to Face StandardAs Per Manufacturers Standard for Screwed, Socket, Butt Weld Ends ASME B16.10 for Flanged Ends
End Connection StandardScrewed Ends, Socket Weld Ends, But Weld, etc Flanged Ends, Welded Flanged Ends, As per ASME B16.5
Operated TypeHand Wheel, Electric Actuator, etc.

How does a Forged Gate Valve Work?

A Forged Gate Valve works by using a gate (or disc) to control the flow of fluid through a pipeline. The operation involves a simple mechanism of lifting or lowering the gate within the valve body to either allow or block fluid flow

  • Closed Position: In the closed position, the gate is lowered into the valve seatThe gate fits snugly into the seat rings, creating a tight seal that prevents any fluid from passing through. This position is ideal for completely stopping the flow of fluid in the pipeline.
  • Opening the Valve: To open the valve, the handwheel or actuator is turned, which rotates the stem. As the stem rotates, it lifts the gate out of the valve seat. The upward movement of the gate opens up the passageway, allowing fluid to flow through the valve.
  • Open Position: In the fully open position, the gate is completely raised, and it does not obstruct the flow path. The valve provides a minimal flow resistance, allowing fluid to pass through freely.
  • Partially Open Position While it is possible to have the gate partially open, this is not recommended for gate valves. Partially opening the valve can cause turbulence and damage the gate and seat due to the high velocity of the fluid.

Types of Forged Gate Valves

Parallel Forged Gate Valves

Parallel Forged Gate Valves feature a flat gate that slides between two parallel seats, providing a reliable seal. They are ideal for low-pressure applications where minimal fluid resistance is needed. The design ensures smooth operation and reduces the risk of the gate sticking or jamming. These valves are commonly used in water treatment, wastewater management, and various industrial processes. Their forged construction ensures durability and long-lasting performance even under frequent use.

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Wedge Forged Gate Valve

A Wedge Forged Gate Valve features a wedge-shaped gate that ensures a tight seal against the valve seats. This design provides reliable performance in both high-pressure and high-temperature applications. The valve is versatile and suitable for a variety of industries, including oil and gas, petrochemical, and power generation. Its forged construction enhances durability and longevity, making it ideal for demanding environments. The wedge design minimizes the risk of leakage and ensures consistent, dependable operation.

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Solid Wedge Forged Gate Valve

A Solid Wedge Forged Gate Valve features a robust, single-piece wedge that provides reliable sealing and durability. It is ideal for high-pressure and high-temperature applications, ensuring consistent performance even under extreme conditions. The simple design of the solid wedge minimizes the risk of operational issues such as sticking or misalignment. This type of valve is commonly used in industries like oil and gas, petrochemical, and power generation. Its forged construction ensures long-lasting strength and minimal maintenance requirements.

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Flexible Wedge Forged Gate Valve

A Flexible Wedge Forged Gate Valve features a one-piece gate with slight flexibility, which helps it adapt to changes in pressure and temperature. This design reduces the risk of the gate sticking due to thermal expansion or contraction. It offers excellent sealing capabilities, ensuring reliable shutoff in high-pressure and high-temperature environments. The valve is suitable for various industrial applications, including steam systems and chemical processing. Its durable forged construction provides long-lasting performance and minimal maintenance.

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Applications of Forged Gate Valve

  • Used in drilling rigs, wellheads, and production facilities to control the flow of crude oil and natural gas.
  • Used to control the flow of raw materials, intermediates, and finished chemical products.
  • Used in power plants to control the flow of steam to and from turbines, boilers, and condensers.
  • Utilized in water treatment plants and distribution networks to control the flow of potable water.
  • Used in various fluid handling systems on ships, including ballast water management, fuel systems, and firefighting systems.
  • Used to manage the flow of slurry and other abrasive materials in mining operations.
  • Used in commercial and industrial buildings to manage the flow of chilled water for cooling purposes.
  • Used in the production of pharmaceuticals to manage the flow of raw materials, intermediates, and finished products.

Advantages of Forged Gate Valve

  • The forging process produces a valve with a strong and uniform grain structure, enhancing its strength and durability.
  • Forged gate valves can handle high-pressure applications, making them suitable for industries like oil and gas, petrochemical, and power generation.
  • When fully open, the gate valve allows for a straight-through passage, minimizing flow resistance and pressure drop.
  • The design ensures a tight shutoff, which is crucial for preventing leakage and maintaining system integrity.
  • Suitable for various industries, including oil and gas, petrochemical, water treatment, and power generation.
  • The simple raise-and-lower mechanism of the gate makes it easy to operate and maintain.
  • Made from materials that resist corrosion, extending the valve's lifespan and reducing maintenance needs.
  • Available in a range of sizes and pressure ratings to suit different requirements.

 

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