A finite element study on residual stress stability and fatigue damage in high-frequency mechanical impact (HFMI)-treated welded joint

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Mikkola, Eeva; Remes, Heikki; Marquis, Gary;
  • Publisher: ELSEVIER SCI LTD
  • Embargo end date: 2018-09-16
  • Related identifiers: doi: 10.1016/j.ijfatigue.2016.09.009
  • Subject: Modelling and Simulation | Materials Science(all) | Mechanics of Materials | Mechanical Engineering | Industrial and Manufacturing Engineering | 216 Materials engineering | High-frequency mechanical impact (HFMI) | Residual stresses | Variable amplitude loading | Welded joints

Fatigue improvement from high-frequency mechanical impact (HFMI) is considered to rely on compressive residual stresses, improved weld toe geometry and localized strain hardening at the weld toe. Of these, the existence of compressive residual stresses is generally assu... View more
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