Ductile tearing simulation of STS410 pipe fracture test under load-controlled large-amplitude cyclic loading: Part II – effect of load amplitude and sequence

  • Jin Ha Hwang
  • , Gyo Geun Youn
  • , Hune Tae Kim
  • , Yun Jae Kim*
  • , Naoki Miura
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    6 Citations (Scopus)

    Abstract

    As a companion paper of Part I, this paper presents ductile tearing simulation results of STS410 through-wall cracked pipe test data with different amplitudes of load-controlled fully-reversed cyclic loading. The multiaxial fracture strain energy damage model is used with the Chaboche model. The simulated crack growths are not dependent on the ratcheting term in the Chaboche model, but deformations are slightly sensitive. Simulation results suggest that acceleration and retardation behavior in crack growth rates due to the load sequence may not occur under large-amplitude cyclic loading.

    Original languageEnglish
    Article number107363
    JournalEngineering Fracture Mechanics
    Volume240
    DOIs
    Publication statusPublished - 2020 Dec

    Bibliographical note

    Funding Information:
    This research was supported by National Research Foundation (NRF) funded by Ministry of Science and ICT(NRF-2018M2A8A4084016).

    Publisher Copyright:
    © 2020

    Keywords

    • Ductile tearing simulation
    • Experimental validation
    • Large-amplitude cyclic loading
    • Load sequence effect
    • Through-wall cracked pipe

    ASJC Scopus subject areas

    • General Materials Science
    • Mechanics of Materials
    • Mechanical Engineering

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