BellowsTech, a sister company to Servometer, is a premier US manufacturer of high quality, dependable edge welded metal bellows and assemblies. Engineers in Aerospace, Medical, Semiconductor, UHV and Oil and Gas industries rely on our bellows for highest cycle life, responsive design, wide material selection and leak-tight performance. Our expert engineering partnerships produce truly optimized designs for either fast prototyping or full production runs.

edge welded metal bellows from Servometer


  • Leak tight to 1 x 10-6 Helium as required.
  • Stroke up to 90% of free length.
  • Wide operating temperature range (-420 to 1300 °F).
  • High pressure designs available.
  • All metal construction.
  • Over 100 die sizes.
  • Corrosion resistant.
  • Highest cycle life.

We can manufacture in all sizes, shapes and material combinations to fit your application. With proprietary manufacturing processes, in-house tooling and machining, and custom solutions, BellowsTech can supply a completed assembly with the best price to performance ratio in the industry. Our company practices lean manufacturing techniques and standards and recognizes the importance of ITAR, RoHs and DFARS compliance. BellowsTech is ISO 9001:2008 certified, AS9100-C Compliant and dedicated to overall customer satisfaction.

Download Edge Welded Metal Bellows Brochure