Edge-Welded Metal Bellows
Precision Metal Bellows & Assemblies

BellowsTech is a premier manufacturer of high quality, dependable edge welded bellows and assemblies. Engineers in the aerospace, medical, semiconductor, UHV, and oil & gas industries rely on BellowsTech products for the highest cycle life, responsive design, wide material selection, and leak tight performance.

BellowsTech expert engineers partner with you to produce truly optimized designs for fast prototyping or full production runs. They can manufacture in all sizes, shapes, and material combinations to fit your unique applications.

With proprietary welding technology, 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 dedicated to your overall satisfaction.

Custom Metal Bellows & Assemblies
Learn More @ BellowsTech.com

Downloads / Links:
BellowsTech Website
Edge Welded Bellows Brochure
Online Design Form
Die List
Buy Online

Certifications / Registrations:
ISO 9001:2015
ITAR Registered

Edge Welded Bellows & Assemblies


  • Wide material selection (300 series SS, AM350, Inconel®…)
  • Up to 90% of free length
  • Wide operating temperature range (420°F – 1300°F)
  • 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

Technologies & Services

  • Edge Welded Bellows Manufacturing
  • Forming & Stamping
  • Design Engineering
  • Consulting
  • Prototyping
  • Repair and Replacement

Markets Served

Geographic Regions Served

  • United States and Canada
  • Europe
  • Middle East
  • Asia