Effect of Thermal Exposure on the Charpy Impact Properties of Thermo-Mechanically Treated Reinforcement Steel Bar
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DOI: 10.1002/srin.201600286
Abstract: The reinforcing bars provide necessary structural support for the buildings made with concrete under normal and demanding conditions. The two most structurally demanding situations in building can arise under seismic activities and fire. This paper… read more here.
Keywords: thermo mechanically; rebar; mechanically treated; impact ... See more keywords
Intelligent rebar layout in RC building frames using artificial potential field
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DOI: 10.1016/j.autcon.2020.103172
Abstract: Abstract Reinforced concrete (RC) beam-column joints are the critical components of RC building frames. Congestion and even collision of reinforcing bars (rebars) encounter frequently in the core region of a joint. The building information modeling… read more here.
Keywords: building frames; rebar; potential field; collision ... See more keywords
Detecting embedded rebar in cement mortar by frequency-difference electrical resistance tomography
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DOI: 10.1016/j.autcon.2021.103974
Abstract: Abstract This study investigated frequency-difference electrical resistance tomography (ERT) using a 16-channel ERT system to detect rebar embedded in cement mortar. Two different data collecting methods (i.e., reference-difference and frequency-difference) were used for ERT image… read more here.
Keywords: rebar; difference; frequency difference; cement mortar ... See more keywords
The effect of heating and cooling on the bond strength between concrete and steel reinforcement bars with and without epoxy coating
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DOI: 10.1016/j.conbuildmat.2018.05.128
Abstract: Abstract The purpose of this study is to investigate the temperature effects on the bond strength between concrete and steel reinforcement bars. For two different steel bars (epoxy-coated and uncoated bars), three experimental parameters (heating… read more here.
Keywords: rebar; bond; strength concrete; steel ... See more keywords
Hysteretic performance of stubby Y-type perfobond rib shear connectors depending on transverse rebar
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DOI: 10.1016/j.conbuildmat.2018.12.070
Abstract: Abstract The shear behavior of stubby Y-type perfobond rib shear connectors differs according to the diameter of the transverse rebar used for composite action. Pull-push test specimens with transverse rebar of different diameters (D10, D13,… read more here.
Keywords: transverse rebar; rebar; rib shear; type perfobond ... See more keywords
Development of discrete meso-scale bond model for corrosion damage at steel-concrete interface based on tests with/without concrete damage
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DOI: 10.1016/j.conbuildmat.2019.117615
Abstract: Abstract Rebar corrosion can lead to significant deterioration in bond strength between steel and concrete. However, since confinement is lost as the concrete cracks, the changes in frictional bonding and mechanical bonding resulting from corrosion… read more here.
Keywords: rebar; bond; model; corrosion ... See more keywords
Effect of DC stray current on rebar corrosion in cracked segment of shield tunnel
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DOI: 10.1016/j.conbuildmat.2020.121646
Abstract: Abstract The calculation model of segment rebar corrosion is formulated to study the rebar corrosion induced by stray direct current in the cracked segment of a shield tunnel. The model includes the upper track bed… read more here.
Keywords: rebar; stray current; segment; rebar corrosion ... See more keywords
Experimental study on the effect of anti-corrosive coatings on bond behavior of corroded rebar
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DOI: 10.1016/j.conbuildmat.2020.121716
Abstract: Abstract This research presents the investigation of the effect of anti-corrosive coatings on the bond behavior of corroded rebar to concrete. Cementitious and epoxy types of anti-corrosive coating materials have been considered and applied manually… read more here.
Keywords: bond behavior; anti corrosive; rebar; effect ... See more keywords
Rebar corrosion of a continuously reinforced concrete pavement being used for more than 30 years on the Jungbu Expressway, Korea
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DOI: 10.1016/j.conbuildmat.2021.122313
Abstract: Abstract We evaluated rebar corrosions in a continuously reinforced concrete pavement (CRCP) in use for more than 30 years through field surveys. Ultrasonic shear-wave tomography analysis and concrete coring indicated that horizontal cracks occurred within approximately… read more here.
Keywords: rebar; continuously reinforced; rebar corrosion; transverse cracks ... See more keywords
Insights from bond-slip investigations in different reinforced concrete mixtures for LNG containment
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DOI: 10.1016/j.csite.2020.100812
Abstract: Abstract Understanding the concrete-steel interface's behavior at cryogenic temperatures is important for designing concrete for direct liquefied natural gas (LNG) containment; such behavior is currently unclear. Hence, the work conducted involved pull-out testing in providing… read more here.
Keywords: lng containment; rebar; bond; bond slip ... See more keywords
Corrosion failure analysis of low alloy steel and carbon steel rebar in tropical marine atmospheric environment: Outdoor exposure and indoor test
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DOI: 10.1016/j.engfailanal.2021.105720
Abstract: Abstract Carbon steel rebar seriously corrodes in severe tropical marine atmospheric environment, threatening the safety of building structures. Hence, it is of great significance to design and manufacture low-alloy steel rebar which can be used… read more here.
Keywords: rebar; alloy; steel rebar; tropical marine ... See more keywords