A finite element study on residual stress stability and fatigue damage in high-frequency mechanical impact (HFMI)-treated welded joint
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DOI: 10.1016/j.ijfatigue.2016.09.009
Abstract: Abstract 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… read more here.
Keywords: fatigue damage; residual stress; stress; geometry ... See more keywords
Two-Stage Model for Fatigue Life Assessment of High Frequency Mechanical Impact (HFMI) Treated Welded Steel Details
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DOI: 10.3390/met11081318
Abstract: Welded steel details are critical components from the aspect of fatigue. Additional fatigue resistance can be achieved by the High-Frequency Mechanical Impact (HFMI) treatment. This treatment increases the crack initiation period by improving the weld… read more here.
Keywords: high frequency; frequency mechanical; steel details; hfmi ... See more keywords