Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures

The influence of different cooling regimes (quenching in water and cooling in air) on the residual mechanical properties of engineered cementitious composite (ECC) subjected to high temperature up to 800°C was discussed in this paper. The ECC specimens are exposed to 100, 200, 400, 600, and 800°C wi...

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Main Authors: Jiangtao Yu, Wenfang Weng, Kequan Yu
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2014/289213
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author Jiangtao Yu
Wenfang Weng
Kequan Yu
author_facet Jiangtao Yu
Wenfang Weng
Kequan Yu
author_sort Jiangtao Yu
collection DOAJ
description The influence of different cooling regimes (quenching in water and cooling in air) on the residual mechanical properties of engineered cementitious composite (ECC) subjected to high temperature up to 800°C was discussed in this paper. The ECC specimens are exposed to 100, 200, 400, 600, and 800°C with the unheated specimens for reference. Different cooling regimens had a significant influence on the mechanical properties of postfire ECC specimens. The microstructural characterization was examined before and after exposure to fire deterioration by using scanning electron microscopy (SEM). Results from the microtest well explained the mechanical properties variation of postfire specimens.
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institution Kabale University
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series The Scientific World Journal
spelling doaj-art-9301c95753eb46d3bda9900e6c9820212025-02-03T01:10:26ZengWileyThe Scientific World Journal2356-61401537-744X2014-01-01201410.1155/2014/289213289213Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High TemperaturesJiangtao Yu0Wenfang Weng1Kequan Yu2College of Civil Engineering, Tongji University, Shanghai 200092, ChinaCollege of Civil Engineering, Tongji University, Shanghai 200092, ChinaCollege of Civil Engineering, Tongji University, Shanghai 200092, ChinaThe influence of different cooling regimes (quenching in water and cooling in air) on the residual mechanical properties of engineered cementitious composite (ECC) subjected to high temperature up to 800°C was discussed in this paper. The ECC specimens are exposed to 100, 200, 400, 600, and 800°C with the unheated specimens for reference. Different cooling regimens had a significant influence on the mechanical properties of postfire ECC specimens. The microstructural characterization was examined before and after exposure to fire deterioration by using scanning electron microscopy (SEM). Results from the microtest well explained the mechanical properties variation of postfire specimens.http://dx.doi.org/10.1155/2014/289213
spellingShingle Jiangtao Yu
Wenfang Weng
Kequan Yu
Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
The Scientific World Journal
title Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
title_full Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
title_fullStr Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
title_full_unstemmed Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
title_short Effect of Different Cooling Regimes on the Mechanical Properties of Cementitious Composites Subjected to High Temperatures
title_sort effect of different cooling regimes on the mechanical properties of cementitious composites subjected to high temperatures
url http://dx.doi.org/10.1155/2014/289213
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AT wenfangweng effectofdifferentcoolingregimesonthemechanicalpropertiesofcementitiouscompositessubjectedtohightemperatures
AT kequanyu effectofdifferentcoolingregimesonthemechanicalpropertiesofcementitiouscompositessubjectedtohightemperatures