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Torsional Bellows

The Torsional Bellows line of flexible metal exhaust hoses is the ideal solution for a decoupler that will accommodate a full range of motion, including torsion. All Tru-Flex flexible metal exhaust products are compliant with North American and European Emissions Standards.

Applications

On- and off-highway commercial vehicle exhaust systems and use post-treatment system for:

  • Buses
  • Trucks
  • Tractors
  • Military
  • Construction
  • Forestry
  • Marine
  • Power generation
  • Torsional Bellows – Unlined

    Tru-Flex’s Unlined Torsional Bellows offers extremely long fatigue life and is compliant with North American and European Emissions Standards.

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    Available Sizes
    • Inside diameter: 2.5”-–6” (63.5mm–152.4mm)
    Material Specifications
    • Type 321 stainless steel (1.4541)
    • Other alloys available per customer specification
  • Torsional Bellows – Lined

    Lined Torsional Bellows offers enhanced durability and the added benefit of noise reduction. This product has excellent thermal insulation properties, potentially eliminating the need for extra insulation. It also reduces static loss.

    Available Sizes
    • Inside diameter: 2.5”–6” (63.5mm–152.4mm)
    Material Specifications
    • Type 321 stainless steel (1.4541)
    • Other alloys available per customer specification
  • Torsional Bellows – Premium Lined (Interlock and Mesh Damping Material)

    Insulated Torsional Bellows delivers enhanced durability and the added benefit of vibration damping within the exhaust system. This is an ideal de-coupler to be used in situations where high frequency vibrations exist.

    Available Sizes
    • Inside diameter: 2.5”–6” (63.5mm–152.4mm)
    Material Specifications
    • Type 321 stainless steel (1.4541)
    • Other alloys available per customer specification

More Information
Check it out Torsional Bellows in Action

Tru-Flex, LLC
2391 S. St. Rd. 263 / P.O. Box 247
West Lebanon, Indiana 47991
U.S.A.


1-800-255-6291 or (765) 893-4403
info@tru-flex.com