Study on performance of concrete containing different content of steel slag stone in wall brick structure

Steel slag stone can be used as a substitute for coarse aggregate in concrete. In this study, the performance of steel slag concrete (SSC) in the wall brick structure was analyzed. The specimens with a steel slag replacement rate of 0%, 20%, 25%, 30%, 35%, 40%, 45%, and 50% were designed, and the sl...

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Main Author: Qing Su
Format: Article
Language:English
Published: Polish Academy of Sciences 2022-06-01
Series:Archives of Civil Engineering
Subjects:
Online Access:https://journals.pan.pl/Content/123609/PDF/art18.pdf
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author Qing Su
author_facet Qing Su
author_sort Qing Su
collection DOAJ
description Steel slag stone can be used as a substitute for coarse aggregate in concrete. In this study, the performance of steel slag concrete (SSC) in the wall brick structure was analyzed. The specimens with a steel slag replacement rate of 0%, 20%, 25%, 30%, 35%, 40%, 45%, and 50% were designed, and the slump, stability, and carbonation resistance were tested. The results showed that the slump decreased with the increase of the replacement rate of steel slag stone. At the 60th min, the slump of SSC50 was 74 mm, which was 25.25% smaller than SSC00. When the replacement rate was more than 30%, cracks or fractures appeared, and the stability was destroyed. Twenty-eight days after the carbonation experiment, with the increase of the replacement rate, the carbonation resistance of the specimen decreased, and the performance was best when the replacement rate was 25%. The experimental results show that the performance of SSC is the best when the replacement rate of steel slag stone is 25%, which can be further promoted and applied in practice.
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spelling doaj.art-ecd11fd5adeb46c3b2794f60ab84fadd2022-12-22T04:00:31ZengPolish Academy of SciencesArchives of Civil Engineering2300-31032022-06-01vol. 68No 2313334https://doi.org/10.24425/ace.2022.140644Study on performance of concrete containing different content of steel slag stone in wall brick structureQing Su0https://orcid.org/0000-0002-5485-3071Wuchang University of Technology, No. 16, Jiangxia Avenue, Jiangxia District, Wuhan, ChinaSteel slag stone can be used as a substitute for coarse aggregate in concrete. In this study, the performance of steel slag concrete (SSC) in the wall brick structure was analyzed. The specimens with a steel slag replacement rate of 0%, 20%, 25%, 30%, 35%, 40%, 45%, and 50% were designed, and the slump, stability, and carbonation resistance were tested. The results showed that the slump decreased with the increase of the replacement rate of steel slag stone. At the 60th min, the slump of SSC50 was 74 mm, which was 25.25% smaller than SSC00. When the replacement rate was more than 30%, cracks or fractures appeared, and the stability was destroyed. Twenty-eight days after the carbonation experiment, with the increase of the replacement rate, the carbonation resistance of the specimen decreased, and the performance was best when the replacement rate was 25%. The experimental results show that the performance of SSC is the best when the replacement rate of steel slag stone is 25%, which can be further promoted and applied in practice.https://journals.pan.pl/Content/123609/PDF/art18.pdfcarbonation resistanceconcretereliabilitysteel slag stonewall brick structure
spellingShingle Qing Su
Study on performance of concrete containing different content of steel slag stone in wall brick structure
Archives of Civil Engineering
carbonation resistance
concrete
reliability
steel slag stone
wall brick structure
title Study on performance of concrete containing different content of steel slag stone in wall brick structure
title_full Study on performance of concrete containing different content of steel slag stone in wall brick structure
title_fullStr Study on performance of concrete containing different content of steel slag stone in wall brick structure
title_full_unstemmed Study on performance of concrete containing different content of steel slag stone in wall brick structure
title_short Study on performance of concrete containing different content of steel slag stone in wall brick structure
title_sort study on performance of concrete containing different content of steel slag stone in wall brick structure
topic carbonation resistance
concrete
reliability
steel slag stone
wall brick structure
url https://journals.pan.pl/Content/123609/PDF/art18.pdf
work_keys_str_mv AT qingsu studyonperformanceofconcretecontainingdifferentcontentofsteelslagstoneinwallbrickstructure