Bellows Systems has been manufacturing,
Custom Metal Bellows for the past 40 years

We design and manufacture metal bellows for various industrial OEM applications including, Process Piping Expansion JointsActuators and Mechanical Seals, Engine Exhaust Systems and Manifolds, Fluid Management Devices such as Accumulators and Volume Compensators. BSI’s standard metal bellow elements are also readily assembled into various Expansion Joint assemblies per customer requirements. Bellows Systems manufactures Metal Bellows in either Single ply, Double ply (two ply) or Multi ply configurations in a variety of material choices.


Bellows Systems specializes in manufacturing Multi-ply Bellows with high cycle life.

BSI has the state of the art technology to seam welded tubes and form them into bellows configuration with the movements, spring rates and cycle life best suited to your application.

Our Metal Bellows are manufactured using both mechanical punch forming and hydroforming methods. Our punching and roll forming processes allow us to manufacture a variety of shapes including circular, rectangular and even oval shaped bellows in a single or multi-ply configuration. Our Engineers can assist you in finding right bellows design for your application.

Bellows Systems has also been manufacturing Kopperman style hydroformed bellows since acquiring Kopperman Industries in 1986. The choice of materials is dependent on the corrosion resistance required by the operating conditions of the system in which they might be installed. 

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Bellows Systems manufactures bellows in a variety of materials

  • Austenitic Stainless Steels: 304 SS, 321 SS, 304L SS, 347 SS, 310 SS, 316 SS, 316L SS
  • Nickel Alloys: Inconel 600, Inconel 601, Inconel 625, Incoloy 800, Incoloy 800H, Incoloy 825, Monel 400,
  • Hastealloy Copper, Titanium, Aluminum, Tantalum and many more

Product Range

  • Bellows Systems designs and manufactures metal bellows in a wide range of sizes
  • We keep majority of standard size bellows elements ( 1” – 157”) in stock to be able to provide you a quick turnaround.

Design and Engineering

  • Bellows Systems has in-house engineering capability for bellows design per EJMA and ASME  requirements.
  • We provide 3D modeling and stress analysis, piping design, product development and testing support.

Fabrication Capability

  • All our products are manufactured in BSI’s 25,000 sqft facility in Houston,
  • Bellows Systems has experienced AWS certified welders and over 150 qualified welding procedures for different material combinations.

Bellows End Configurations Types


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