BellowsTech, a Servometer® company, is a premiere US manufacturer of high quality, dependable edge welded bellows and assemblies. Engineers in Aerospace, Medical, Semiconductors, UHV, and Oil and Gas industries rely on BellowsTech products for the highest cycle life, responsive design, wide material selection and leak tight performance. BellowsTech builds partnerships or a full production run. They can manufacture in all sizes, shapes and material combinations to fit their customers’ unique applications. With proprietary welding, in-house tooling and machining, and custom solutions, BellowsTech can supply a completed assembly with the best price to performance ratio in the industry. They excel at new designs with custom capabilities and short lead times and also offer repair and replacement services. BellowsTech is ISO 9001:2008 certified and AS9100-C Compliant and is dedicated to overall customer satisfaction.


  • Wide material selection (300 series SS, AM350, Inconel…..)
  • Up to 90% of free length
  • Wide operating temperature range (420 ºF to 1300 ºF)
  • Maximum pressure 1000 PSI
  • All metal construction
  • Over 100 die sizes to choose from
  • Corrosion resistant
  • Highest cycle life
  • Custom dies available

Application types:

  • Accumulators
  • Feedthroughs
  • Actuators
  • Vibration dampeners
  • Face seals

Products Engineered Components:

  • Edge Welded Bellows
  • Edge Welded Bellows Assemblies

Technology and Services

  • Edge Welded Bellows manufacturing
  • Forming and Stamping
  • Design engineering
  • Consulting
  • Prototyping
  • Repair and Replacement


Aerospace and aviation: commercial, military, unmanned, business: photovoltiac, power transmission, power generation, solar, IR, oil and gas, medical, medical research and development, ultra-high vacuum, semiconductor, military defense, motion control, automation, pneumatics.