Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test

There are many methods for evaluating the bond behavior between rebar and concrete. For certain experimental purposes, selecting the ideal method for testing the rebar–concrete bonding properties is often a controversial problem. The most representative single-end pull-out test method and the full-b...

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Main Authors: Sisi Chao, Chenghua Li, Jiahong Dong, Ziliang Lu
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Buildings
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Online Access:https://www.mdpi.com/2075-5309/15/13/2375
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author Sisi Chao
Chenghua Li
Jiahong Dong
Ziliang Lu
author_facet Sisi Chao
Chenghua Li
Jiahong Dong
Ziliang Lu
author_sort Sisi Chao
collection DOAJ
description There are many methods for evaluating the bond behavior between rebar and concrete. For certain experimental purposes, selecting the ideal method for testing the rebar–concrete bonding properties is often a controversial problem. The most representative single-end pull-out test method and the full-beam test method were applied in this work to conduct bonding tests between rebar and concrete. Considering the influence of the concrete strength, bonding length, stirrup, and rebar slotting, these two testing strategies are compared and analyzed in terms of the specimen failure mode, bonding strength, bond–slip curve, and rebar stress distribution. Suggestions are offered regarding the selection of an appropriate method for evaluating the bond behavior between rebar and concrete based on an comparative analysis of the two tested approaches. The results presented herein provide a basis for the preparation of relevant test method standards.
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spelling doaj-art-f876f524ebfe41e797314a092ee065a12025-07-11T14:37:43ZengMDPI AGBuildings2075-53092025-07-011513237510.3390/buildings15132375Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam TestSisi Chao0Chenghua Li1Jiahong Dong2Ziliang Lu3School of Architecture Engineering, Xi’an Technological University, No. 2 Xuefuzhonglu Road, Weiyang District, Xi’an 710021, ChinaSchool of Architecture Engineering, Xi’an Technological University, No. 2 Xuefuzhonglu Road, Weiyang District, Xi’an 710021, ChinaSchool of Architecture Engineering, Xi’an Technological University, No. 2 Xuefuzhonglu Road, Weiyang District, Xi’an 710021, ChinaSchool of Architecture Engineering, Xi’an Technological University, No. 2 Xuefuzhonglu Road, Weiyang District, Xi’an 710021, ChinaThere are many methods for evaluating the bond behavior between rebar and concrete. For certain experimental purposes, selecting the ideal method for testing the rebar–concrete bonding properties is often a controversial problem. The most representative single-end pull-out test method and the full-beam test method were applied in this work to conduct bonding tests between rebar and concrete. Considering the influence of the concrete strength, bonding length, stirrup, and rebar slotting, these two testing strategies are compared and analyzed in terms of the specimen failure mode, bonding strength, bond–slip curve, and rebar stress distribution. Suggestions are offered regarding the selection of an appropriate method for evaluating the bond behavior between rebar and concrete based on an comparative analysis of the two tested approaches. The results presented herein provide a basis for the preparation of relevant test method standards.https://www.mdpi.com/2075-5309/15/13/2375reinforced concretebonding performancetest methodpull-out testbeam test
spellingShingle Sisi Chao
Chenghua Li
Jiahong Dong
Ziliang Lu
Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
Buildings
reinforced concrete
bonding performance
test method
pull-out test
beam test
title Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
title_full Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
title_fullStr Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
title_full_unstemmed Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
title_short Towards Selecting an Optimal Bonding Test Method for Rebar–Concrete: Comparison Between Pull-Out Test and Full-Beam Test
title_sort towards selecting an optimal bonding test method for rebar concrete comparison between pull out test and full beam test
topic reinforced concrete
bonding performance
test method
pull-out test
beam test
url https://www.mdpi.com/2075-5309/15/13/2375
work_keys_str_mv AT sisichao towardsselectinganoptimalbondingtestmethodforrebarconcretecomparisonbetweenpullouttestandfullbeamtest
AT chenghuali towardsselectinganoptimalbondingtestmethodforrebarconcretecomparisonbetweenpullouttestandfullbeamtest
AT jiahongdong towardsselectinganoptimalbondingtestmethodforrebarconcretecomparisonbetweenpullouttestandfullbeamtest
AT zilianglu towardsselectinganoptimalbondingtestmethodforrebarconcretecomparisonbetweenpullouttestandfullbeamtest