BoltEx - Bolt Exchange Flange Clamp

Bolt Exchange Flange Clamp


  • BoltEx enables safe bolt replacement on the live systems
  • Extends safe lifetime of the flange
  • Eliminates the risk of fugitive emissions from the loss of containment
  • Optimal contact surface area ensures no damage or misalignment upon installation



  • Compact, robust, and quick to install – SRJ BoltEx is a flange compression unit able to extend the flange lifetime and enable online bolt removal and replacement
  • Designed in accordance with ASME B16.5 to suit any standard flanges in almost any size, service, and pressure rating



  • Risk/Cost reduction - valuable in live plants, no need to shut down the facility for installation
  • Removable/reusable which is ideal for testing and for plant maintenance
  • Configuration - wide range of size variants to meet client requirements
  • A two-man team can quickly and safely assemble the clamp and replace the old bolts with new


Cost Effective

  • Significantly reduces costs by eliminating the need for plant shutdown
  • Installing BoltEx provides a longer asset lifetime and reduced maintenance costs

Avoid using the wrong socket. Download our free Bolt to Nut comparison chart.