BoltEx® - Bolt Exchange Flange Clamp

  • Designed to ASME PCC-2, ASME VIII, and ASME B16.5

  • Enables safe bolt replacement during normal operations

  • Ensures flange integrity until the next shutdown opportunity

  • Validated by FEA to perform at 1.5 times rated line pressure with all flange bolts removed


  • 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 bolt exchange tool 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


  • Significantly reduces costs by eliminating the need for plant shutdown

  • Installing BoltEx® provides a longer asset lifetime and reduced maintenance costs