Hydroformed
Metal Bellows Assemblies

Custom or drop-in sensing assemblies

Whether it is a new custom design or an existing application that needs to be renewed, Sigma-Netics uses repeatable and programmable means to join our precision metal bellows with unique components. Our value added bellows assemblies can be turnkey pressure or temperature sensing units or a simple assembly allowing for a more streamlined production process for our customer.

« Metal Bellows / Hydroformed
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Features

  • Vacuum/Aneroid assemblies
  • Liquid-filled thermal sensing/actuation assemblies
  • Brazed, soldered, welded and epoxied options
  • High cycle life
  • Custom designed to meet all applications
  • High purity

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Specifications

  • Application engineering support throughout the design and prototype process
  • 100% leak checked assemblies
  • Prototype and fixture manufacturing on-site for quick turnaround on samples and proof of concepts
  • Cost competitive
  • Low cost to entry
  • Large inventory of existing bellows available
  • Stocking programs for Kanban releases
  • Application verification through in-house life testing and design verification testing

Available Options

  • Joining methods
    • Soldering
    • Brazing
    • Welding
    • Epoxy
  • Joint verification
    • Helium mass spectrometer
    • Bubble testing
    • Pressure aging
  • Liquid filled for sensing temperature
  • Evacuated for sensing altitude

Applications

  • Industrial applications such as:
    • Pressure switches
    • Gauges
    • Valves
  • Pressure and temperature sensing
  • Flexible seals for vacuum interrupters and circuit breakers
  • Aneroids for fuel to air mixtures, oxygen systems, turbo over pressure

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sales@sigmanetics.com | 973-616-6900

2 North Corporate Drive, Riverdale, NJ 07457 | Sigma-Netics, Inc. © 2020