Red Valve J1 Redflex Expansion Joints

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SKU
J1

Redflex expansion joints come in 1" to 108" pipe sizes and are used to compensate for pipeline movement and vibration. These durable expansion joints permit the connecting of misaligned piping caused by worn parts, foundations settling or in the operating of vibrating or noisy systems and mechanical equipment.

Territory Restriction: Territory Restriction: Red Valve appointed Lesman as its exclusive industrial representative effective July 1, 2021. Lesman's Red Valve territory includes the entire state of Illinois, Eastern Missouri, select counties in Northwest Indiana, and select western counties in Kentucky. Red Valve customers outside the Lesman territory can find their local representative at RedValve.com.

The Redflex expasion joint is consists of a tube, body cover, and flanges. The body consists of fabric and rubber compounds, reinforced with steel wire or rings for strength, covered with Neoprene or Butyl. The full face ANSI Class 125# rubber flanges resist stresses and provide a tight seal with the companion pipe flanges, eliminating the need for gaskets. The inner layer material will depend on your application, chemical compatibility and abrasion resistance, and temperature rating to the process material.  Galvanized or stainless steel retaining rings can be provided to protect the flange and distribute forces evenly.

Redflex Expansion Joints are available with a single arch, double arches or triple arches to meet the face-to-face and movement requirements of the installation. The arches, along with the flexibility of the elastomer construction, allow the J-1 to provide stress relief in piping systems due to thermal expansion and contraction, mechanical movements and vibration. Special multiple arch designs, filled arches and wide arches are also available.

  • Available in 1" to 108" pipe
  • Alleviate piping stress, noise and vibration
  • Permit axial compression and elongation, lateral and angular movement
  • Non-corrosive and abrasion-resistant elastomers  
  • Full face integral flanges, no gaskets necessary
  • Heavy-duty, steel wire reinforced construction
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