Subsea tensioners

Proven reliability and safety record


How Atlas Copco Tentec CTST tensioners work

Atlas Copco Bolt Tightening Solutions guide on detachable bolt tensioners.




Including SPO/Vector* compact flange tensioning


Rapid tensioning with split reaction nut technology

High capacity

High bolt load capacity

Compact 8 - Series

Our subsea tensioners have been used by major offshore bolting contractors since 1991 and have a proven reliability and safety record. Comprising just eight load cells the Compact 8 range is capable of tensioning most standard subsea flanges including Vector SPO*and SPO –S * Compact flanges. Manufactured from high strength stainless steel, the Compact 8 offers increased usage life and reduced maintenance and repair costs.

*Vector is a trademark of Vector Technology Group. All rights reserved.

  • Bolting binder.pdf 2.9 MB, PDF
  • Bolt tightening solutions cat.pdf 12.3 MB, PDF

Links & Downloads

Links & Downloads

Making The Difference Atlas Copco Industrial Technique, Atlas Copco Tools video

At Atlas Copco Industrial Technique we create value for our customers with world-class innovative technologies and solutions for manufacturing. Products built to last, long-term thinking, ergonomics and quality – a responsible company working for a sustainable future.



Did you know?

Every third car in the world was made with our tools.