Onyx Valve Company Expansion Joints


Onyx manufactures a complete line of custom-built expansion joints for piping systems. A variety of styles and configurations are available to accommodate pipe size reductions, misalignments, and offsets to minimize pipeline stress, and reduce noise and vibration.

  • Prevents pipe displacement/stress and reduce noise and vibration
  • Customizable to suit the application
  • Single or multiple arches
  • Standard design ships from stock