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Abstract:
In order to investigate the bonding performance between ultra-high performance glass sand concrete (UHPGC) and HRB600 high-strength reinforcement, the influences of water-cement ratio (0.17,0.19,0.21),steel fiber volume fraction(1%,2%,3%)and glass sand replacement ratio(0%,50%,100%) on the working and mechanical properties of UHPGC were analyzed. The variations of bonding performance between UHPGC-HRB600 were clarified based on pull-out test and acoustic emission monitoring. The results reveal that the addition of glass sand can improve the compressive strength of UHPGC, and corresponding optimum replacement ratio is 50%. The bond strength is positively correlated with the water-cement ratio and the amount of steel fiber,while it presents first increase and then decrease with the increase of the replacement ratio of glass sand. The bond-slip failure between UHPGC and HRB600 can be mainly divided into two types:splitting failure and shear pullout failure. The acoustic emission parameters exhibit favorable bond-slip characterization ability. © 2023 Editorial Board of Jilin University. All rights reserved.
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Journal of Jilin University (Engineering and Technology Edition)
ISSN: 1671-5497
Year: 2023
Issue: 6
Volume: 53
Page: 1686-1694
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count: 2
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 6
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