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Brochures, guidelines and research
Useful resources about HiFIT technology and its use in welded steel structures.
Brochures
The technology, technical specifications of our products and accessories, and design examples.
HiFIT brochure
Brochure HiFIT
Folleto HiFIT
The HiFIT angle attachmentIIW guidelines
Documents from the International Institute of Welding on fatigue design and HFMI treatment of steel structures.
IIW Recommendations for the HFMI TreatmentMarquis & Barsoum · Springer, 2016View at Springer ↗
IIW Guidelines on Weld Quality in Relationship to Fatigue StrengthJonsson et al. · Springer, 2016View at Springer ↗
Recommendations for Fatigue Design of Welded Joints and ComponentsHobbacher · Springer, 2nd ed. 2016View at Springer ↗
IIW Recommendations on Methods for Improving the Fatigue Strength of Welded JointsHaagensen & Maddox · IIW-2142-10
Scientific reports
Research and design recommendations for HFMI treatment of bridges from Chalmers University of Technology.
High Frequency Mechanical Impact Treatment – Recommendations for the design of welded details in road and railway bridgesM. Al-Emrani, P. Shams-Hakimi & H. Al-Karawi · Chalmers report ACE 2024:3Download PDF, 1 MB ↗
Fatigue improvement of steel bridges with high-frequency mechanical impact treatmentP. Shams-Hakimi · PhD thesis, Chalmers, 2020Download PDF, 7 MB ↗
Post weld treatment – Implementation on bridges with special focus on HFMIP. Shams Hakimi & M. Al-Emrani · Chalmers report 2014:8Download PDF ↗