Metal Seated Gate Valve product image, designed for high-pressure and high-temperature applications with durable metal-to-metal sealing

Metal Seated Gate Valve

Metal Seated Gate Valve

Material:
Body: Typically made from cast steel, carbon steel, stainless steel, or alloy steel, depending on the application and media being controlled. For high-pressure and high-temperature applications, stronger alloys like A217 C5 or A217 WC9 may be used.
Gate: Stainless steel, carbon steel, or hardened alloys like Inconel or Hastelloy, depending on the application. The gate is designed to resist wear, corrosion, and high temperatures.
Seat: Hardfaced with alloy steel, Stellite, or other wear-resistant materials to ensure a reliable seal under high-pressure and high-temperature conditions.
Stem: Stainless steel or alloy steel to ensure durability and smooth operation over time.
Seals: Metal seals or graphite-based seals are used to ensure leak-tight shutoff, especially in high-pressure and high-temperature environments where elastomeric seals would degrade.
Size (Nominal Pipe Diameter):

Common sizes: 2″, 4″, 6″, 8″, 10″, 12″, and larger.
Custom sizes can be specified based on system requirements.
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Metal Seated Gate Valve

 

Metal Seated Gate Valve, offering reliable flow control and long-lasting sealing performance in extreme conditionsProduction Overview

The Metal Seated Gate Valve from Vcore Valves is designed for reliable flow control in high-pressure and high-temperature applications. Its robust construction features a durable metal seat that ensures a tight seal even under harsh conditions where traditional soft-seated valves might fail. Ideal for use in critical industries such as oil and gas, chemical processing, and power plants, this valve provides superior performance for isolation and throttling duties.

Key Features 

  • Metal-to-Metal Seal: Reliable sealing even in high temperatures and abrasive conditions.

  • Durable Construction: Manufactured from high-quality materials to withstand high pressure and temperature.

  • Low Maintenance: Fewer moving parts, minimizing wear and tear and reducing maintenance requirements.

  • Full Bore Design: Minimizes flow resistance, enhancing efficiency and reducing pressure loss.

  • Versatile Operation: Suitable for both isolation and throttling in various applications.

  • Long Service Life: High-quality materials and construction ensure durability and longevity.

  • Wide Application Range: Handles a variety of media, including water, oil, gas, and chemicals.

  • High Pressure & Temperature Tolerance: Can operate in extreme conditions without compromising performance.

 

Technical Specifications

Item Description
Valve Type Metal Seated Gate Valve
Actuation Manual, Pneumatic, Electric
Valve Body Carbon Steel, Stainless Steel (304, 316), Cast Steel
Gate Material Stainless Steel (304, 316), Alloy Steel
Seat Material Metal (Stainless Steel, Alloy Steel)
Pressure Rating PN10 / PN16 / PN25 / 150LB
Temperature Rating -20°C to +650°C (depending on material)
Size Range DN50–DN1200 (2″–48″)
Connection Type Flanged, Butt-Welding, Threaded
Seal Type Metal-to-Metal Seal
Shaft Material Stainless Steel (316)
Media Water, Oil, Gas, Steam, Chemicals, Abrasive Slurries
Control Options Manual Override, Pneumatic, Electric Actuator

Main Dimensions & Weight

DN (mm) L (mm) H (mm) W (mm) Weight (kg)
50 150 220 120 12
100 180 270 160 20
150 210 320 200 30
200 250 380 250 45
300 300 450 300 70
400 350 520 350 100
500 400 600 400 150
600 450 700 450 200

 

Cross-section Diagram of Metal Seated Gate Valve Showing Gate and Seat DesignFunction

The Metal Seated Gate Valve is designed for reliable isolation and flow control in systems where high pressure, temperature, and abrasive media are present. The valve operates by moving a solid gate up or down to control the flow of fluid. When the valve is fully closed, the metal seat tightly seals against the gate, ensuring a leak-tight shut-off. The robust design of the metal-to-metal seal allows the valve to handle high-temperature and abrasive media, such as steam, oil, gas, and slurry, without compromising performance.

The valve is easy to operate with a manual, pneumatic, or electric actuator, depending on the application requirements. Its full-bore design ensures minimal pressure drop and allows for efficient flow control, whether for throttling or full isolation.

The Metal Seated Gate Valve is known for its ability to handle abrasive, high-viscosity, and high-temperature media. Its full-bore design allows for minimal flow resistance, reducing the potential for pressure loss. With a reliable metal-to-metal seal, this valve can endure the most demanding operational conditions, ensuring a long service life and reducing the need for frequent maintenance.

Metal Seated Gate Valve Installed in Oil & Gas Pipeline SystemApplication

  • Oil & Gas: Isolation and flow control in upstream, midstream, and downstream operations.

  • Chemical Processing: Handling corrosive, high-temperature chemicals in processing lines.

  • Power Plants: Isolation and regulation of steam, water, and fuel gas.

  • Water Treatment: Isolation of sewage, sludge, and raw water in treatment plants.

  • Pulp & Paper: Control of slurry and pulp media in the production process.

  • Mining & Minerals: Flow control of abrasive slurries in mining operations.

  • Food & Beverage: Controlling the flow of high-temperature or high-pressure liquids in food processing.

 

 

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