top of page

All Metal Angle Valves

An all-metal vacuum valve is a type of valve specifically designed for use in vacuum systems where a high level of vacuum integrity is required. These valves are constructed entirely from metal materials, without any non-metallic components, to ensure compatibility with the vacuum environment and to maintain a reliable and leak-free seal.

All-metal vacuum valves are engineered to meet the demanding requirements of vacuum applications, including high vacuum levels and ultra-high vacuum (UHV) conditions. They are commonly used in industries such as semiconductor manufacturing, scientific research, aerospace, and other applications where a clean and reliable vacuum is essential.

The construction of all-metal vacuum valves typically involves the use of materials with high strength, low outgassing properties, and excellent resistance to corrosion. Common metals used include stainless steel, aluminum, titanium, and other alloys that exhibit good vacuum compatibility and can withstand the harsh conditions of a vacuum environment.

These valves can be available in various types, including gate valves, angle valves, ball valves, and butterfly valves, among others, to suit different system requirements and flow control needs. The specific design and features of the valve will depend on the application, desired vacuum level, and other factors.

The advantages of all-metal vacuum valves include:

1-Vacuum Compatibility: All-metal valves are designed to maintain vacuum integrity by providing a reliable and leak-tight seal, ensuring optimal performance of the vacuum system.

2-High Temperature Resistance: Metal materials used in these valves can withstand elevated temperatures that may be encountered in certain vacuum processes.

3-Corrosion Resistance: All-metal valves are constructed from materials that offer excellent resistance to corrosion, preventing degradation and maintaining long-term reliability.

4-Low Outgassing: The use of metal materials reduces the potential for outgassing, which is the release of gases from the valve components that can contaminate the vacuum environment.

5-Robustness: All-metal vacuum valves are typically engineered to be durable and capable of withstanding demanding operating conditions, providing long service life.

It is worth noting that all-metal vacuum valves may have higher weight compared to valves with non-metallic components, and they may require higher actuation forces due to increased friction. Additionally, proper surface finishing and precise machining are crucial to ensure smooth operation, minimize particle generation, and maintain vacuum integrity.

Overall, all-metal vacuum valves are critical components in vacuum systems, providing reliable flow control and maintaining the integrity of the vacuum environment. Their robustness, vacuum compatibility, and resistance to corrosion make them well-suited for demanding vacuum applications.

 All Metal Angle Valves


  • Temperature operating range: Bakeable to: 400°C(open), 300C(close)

  • Pressure Range: 1x10mbar~1000mbar

  • All stainless steel construction

  • Bellows stem seal

  • Leak Rate: 5X10- mbar.l/sec

  • Closure Torque:

       CR16 First 150kg-cm, Maximum 250kg-cm

        CR35 First 300kg-cm, Maximum 600kg-cm

        CR63 First 300kg-cm, Maximum 900kg-cm

  • Life cycle (used for gasket sealing):

        CR16: 300 times in mounting verticalhorizontal direction

        CR35: 300 times in mounting vertical/horizontal direction

        CR63: 300 times in mounting the vertical direction / 100times in mounting the horizontal direction.

  • Orientation: Any position​

All Metal Valve Product Picture
All Metal Valve Size
Model No.

Get a quote

Please let us know your detailed inquiry, and we will feedback to you ASAP

  • Facebook
  • Twitter
  • LinkedIn
  • Instagram

Thanks for submitting!

bottom of page