Standard Hydraulic Tensioners

Fits all standard Oil and Gas Flanges and is easy to install.

Standard Hydraulic Tensioners

Boltight’s standard range of hydraulic bolt tensioners are designed for general use on top side applications. Each tool comprises of a hydraulic cylinder, bridge, puller and socket. Interchangeable adaptor kits fit common hydraulic cylinders to enable the tightening of multiple bolt sizes.
Designed to fit most ANSI B16.5, MSS SP44 and API17D flanges. Compatible with metric and imperial bolts from ¾” (M20) – 4” (M100).


  • Stock items 3/4” to 3-1/2”
  • 5 Load Cells cover the above
  • 1500 bar
  • Long 30mm stroke
  • Metric sizes also partially stocked
  • Solid or split reaction nuts
  • Specials available


  • Easy to install and remove
  • High wear and corrosion resistant surface treatment
  • Extremely durable due to surface coating of components (Nitride)
  • Internal features to compensate for joint misalignment
  • Tools can be connected in sequence improving operation speed and ensuring even joint compression
  • Available from stock

Testing & Certifications

Boltight is LRQA certified for quality and environmental assurance to ISO 9001: 2015. All tools are assembled, filled with oil and pressure tested prior to dispatch.