Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete

This paper mainly studies the behavior of steel corrosion in various reinforced concrete under freeze-thaw environment. The influence of thickness of concrete cover is also discussed. Additionally, the bond-slip behavior of the reinforced concrete after suffering the freeze-thaw damage and steel cor...

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Main Authors: Fangzhi Zhu, Zhiming Ma, Tiejun Zhao
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2016/9710678
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author Fangzhi Zhu
Zhiming Ma
Tiejun Zhao
author_facet Fangzhi Zhu
Zhiming Ma
Tiejun Zhao
author_sort Fangzhi Zhu
collection DOAJ
description This paper mainly studies the behavior of steel corrosion in various reinforced concrete under freeze-thaw environment. The influence of thickness of concrete cover is also discussed. Additionally, the bond-slip behavior of the reinforced concrete after suffering the freeze-thaw damage and steel corrosion has also be presented. The results show that the freeze-thaw damage aggravates the steel corrosion in concrete, and the results become more obvious in the concrete after suffering serious freeze-thaw damage. Compared with the ordinary concrete, both air entrained concrete and waterproofing concrete possess better resistance to steel corrosion under the same freeze-thaw environment. Moreover, increasing the thicknesses of concrete cover is also an effective method of improving the resistance to steel corrosion. The bond-slip behavior of reinforced concrete with corroded steel decreases with the increase of freeze-thaw damage, especially for the concrete that suffered high freeze-thaw cycles. Moreover, there exists a good correlation between the parameters of bond-slip and freeze-thaw cycles. The steel corrosion and bond-slip behavior of reinforced concrete should be considered serious under freeze-thaw cycles environment, which significantly impact the durability and safety of concrete structure.
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institution Kabale University
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publishDate 2016-01-01
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spelling doaj-art-03bf1f24158347cb82739f0ada130d472025-02-03T05:59:18ZengWileyAdvances in Materials Science and Engineering1687-84341687-84422016-01-01201610.1155/2016/97106789710678Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced ConcreteFangzhi Zhu0Zhiming Ma1Tiejun Zhao2School of Civil Engineering and Architecture, Suqian College, Suqian 223800, ChinaDepartment of Structural Engineering, Tongji University, Siping Road, Shanghai 200092, ChinaCollege of Civil Engineering, Qingdao University of Technology, Fushun Road, Qingdao 266033, ChinaThis paper mainly studies the behavior of steel corrosion in various reinforced concrete under freeze-thaw environment. The influence of thickness of concrete cover is also discussed. Additionally, the bond-slip behavior of the reinforced concrete after suffering the freeze-thaw damage and steel corrosion has also be presented. The results show that the freeze-thaw damage aggravates the steel corrosion in concrete, and the results become more obvious in the concrete after suffering serious freeze-thaw damage. Compared with the ordinary concrete, both air entrained concrete and waterproofing concrete possess better resistance to steel corrosion under the same freeze-thaw environment. Moreover, increasing the thicknesses of concrete cover is also an effective method of improving the resistance to steel corrosion. The bond-slip behavior of reinforced concrete with corroded steel decreases with the increase of freeze-thaw damage, especially for the concrete that suffered high freeze-thaw cycles. Moreover, there exists a good correlation between the parameters of bond-slip and freeze-thaw cycles. The steel corrosion and bond-slip behavior of reinforced concrete should be considered serious under freeze-thaw cycles environment, which significantly impact the durability and safety of concrete structure.http://dx.doi.org/10.1155/2016/9710678
spellingShingle Fangzhi Zhu
Zhiming Ma
Tiejun Zhao
Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
Advances in Materials Science and Engineering
title Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
title_full Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
title_fullStr Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
title_full_unstemmed Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
title_short Influence of Freeze-Thaw Damage on the Steel Corrosion and Bond-Slip Behavior in the Reinforced Concrete
title_sort influence of freeze thaw damage on the steel corrosion and bond slip behavior in the reinforced concrete
url http://dx.doi.org/10.1155/2016/9710678
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AT tiejunzhao influenceoffreezethawdamageonthesteelcorrosionandbondslipbehaviorinthereinforcedconcrete