Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer

Carbonfiber-reinforced polymer (CFRP) composites are frequently utilized in the repair and reinforcement of reinforced concrete members because they are more corrosion-resistant, durable, and flexible than commonly used materials like steel plates. Many studies have demonstrated that the use of CFRP...

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Main Authors: Majid Faissal Jassim, Yousif Jabbar Lafta, Hawraa S. Malik
Format: Article
Language:English
Published: Hindawi Limited 2023-01-01
Series:Journal of Engineering
Online Access:http://dx.doi.org/10.1155/2023/1465410
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author Majid Faissal Jassim
Yousif Jabbar Lafta
Hawraa S. Malik
author_facet Majid Faissal Jassim
Yousif Jabbar Lafta
Hawraa S. Malik
author_sort Majid Faissal Jassim
collection DOAJ
description Carbonfiber-reinforced polymer (CFRP) composites are frequently utilized in the repair and reinforcement of reinforced concrete members because they are more corrosion-resistant, durable, and flexible than commonly used materials like steel plates. Many studies have demonstrated that the use of CFRP as an internal strengthening material has a substantial impact on the shear capacity of RC beams. This research looks into the possibility of using FRP material as an externally bonded reinforcement to increase the shear strength of RC beams. Because shear improvement and mode of failure are based on the right configuration of the CFRP sheets, the experimental work consisted of eight RC beams with various types, orientations, and configurations of CFRP sheets. All beams were examined under two-point bending. The test results show that the CFRP sheet significantly improved the beam’s shear strength and ductility and that it is advantageous to orient the FRP at 45 degrees to the beam’s longitudinal axis.
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spelling doaj.art-8e1a10c88678497da2f58091094470a72023-07-15T00:00:03ZengHindawi LimitedJournal of Engineering2314-49122023-01-01202310.1155/2023/1465410Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced PolymerMajid Faissal Jassim0Yousif Jabbar Lafta1Hawraa S. Malik2Almaaqal UniversityCivil Engineering DepartmentCollege of EngineeringCarbonfiber-reinforced polymer (CFRP) composites are frequently utilized in the repair and reinforcement of reinforced concrete members because they are more corrosion-resistant, durable, and flexible than commonly used materials like steel plates. Many studies have demonstrated that the use of CFRP as an internal strengthening material has a substantial impact on the shear capacity of RC beams. This research looks into the possibility of using FRP material as an externally bonded reinforcement to increase the shear strength of RC beams. Because shear improvement and mode of failure are based on the right configuration of the CFRP sheets, the experimental work consisted of eight RC beams with various types, orientations, and configurations of CFRP sheets. All beams were examined under two-point bending. The test results show that the CFRP sheet significantly improved the beam’s shear strength and ductility and that it is advantageous to orient the FRP at 45 degrees to the beam’s longitudinal axis.http://dx.doi.org/10.1155/2023/1465410
spellingShingle Majid Faissal Jassim
Yousif Jabbar Lafta
Hawraa S. Malik
Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
Journal of Engineering
title Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
title_full Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
title_fullStr Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
title_full_unstemmed Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
title_short Shear Behavior of Reinforced Concrete Beams with Different Arrangements of Externally Bonded Carbon Fiber-Reinforced Polymer
title_sort shear behavior of reinforced concrete beams with different arrangements of externally bonded carbon fiber reinforced polymer
url http://dx.doi.org/10.1155/2023/1465410
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AT hawraasmalik shearbehaviorofreinforcedconcretebeamswithdifferentarrangementsofexternallybondedcarbonfiberreinforcedpolymer