U.S. Bellows, Inc. has been designing and manufacturing engineered pipe and duct expansion joints for the industry since the 1960s and has been a proud member of the Expansion Joint Manufacturers Association (EJMA) since 2002.

Engineering and designing is done per EJMA equations as well as per the latest revisions of the ASME B31.3, ASME B31.1, and ASME Section 8, Division 1. U.S. Bellows designs are
performed using in-house developed design software and calculations further checked using hand calculations. U.S. Bellows also has full in-house finite element analysis capabilities and we often use this methodology to prove designs

Product List

  • Metallic Pipe Expansion Joints
  • Fabric Pipe Expansion Joints
  • Stock Bellows

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