Nonlinear numerical simulation of bond performance between recycled concrete and corroded steel bars

Abstract: In this article, the bond performance between recycled concrete and corroded steel bars is analyzed by the nonlinear numerical simulation. The result shows that the maximum bond strength between recycled concrete and steel bar decreases with the increase in steel bar corrosion rate; when the recycled concrete strength is large, the simulated maximum bond strength is in good agreement with the experimental maximum bond strength; when the recycled concrete strength is small, the simulated maximum bond strength is in relatively poor agreement with the experimental maximum bond strength, but there is still an error within the allowable range; the slip between recycled concrete and steel bar increases with the increase in steel bar corrosion rate; when the steel bar corrosion rate exceeded 5%, the bond strength decreases more rapidly; the maximum bond strength increases with the increase in specimen sizes under the same steel bar corrosion rate; the maximum bond strength decreases with the increase in steel bar diameter under the same steel bar corrosion rate.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Nonlinear numerical simulation of bond performance between recycled concrete and corroded steel bars ; volume:12 ; number:1 ; year:2023 ; extent:7
Nonlinear engineering ; 12, Heft 1 (2023) (gesamt 7)

Urheber
Li, Zhenfang
Gao, Dong
Wu, Chuanji
Lv, Guoqing
Liu, Xin
Zhai, Haoran
Huang, Zhanfang

DOI
10.1515/nleng-2022-0275
URN
urn:nbn:de:101:1-2023040414120641651165
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
07.08.2025, 11:58 MESZ

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Beteiligte

  • Li, Zhenfang
  • Gao, Dong
  • Wu, Chuanji
  • Lv, Guoqing
  • Liu, Xin
  • Zhai, Haoran
  • Huang, Zhanfang

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