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Open Access

Peer-reviewed

Research Article

Analysis of mechanical properties and micro-mechanisms of concrete based on the method of using steel slag as aggregate replacement: Macro-mechanical tests and microscopic tests of four typical control groups

Xiaobing Chen,

Roles Conceptualization, Resources, Supervision, Writing – original draft

Affiliations School of Transportation, Southeast University, Nanjing, Jiangsu, China, Architects and Engineers Co., Ltd. of Southeast University, Nanjing, Jiangsu, China
⨯
Hengyi Yang ,

Roles Conceptualization, Formal analysis, Methodology, Writing – original draft

* E-mail: 220235096@seu.edu.cn

Affiliation School of Transportation, Southeast University, Nanjing, Jiangsu, China

https://orcid.org/0009-0008-6211-4659

⨯
Jinhu Tong,

Roles Project administration, Supervision

Affiliation School of Transportation, Southeast University, Nanjing, Jiangsu, China
⨯
Wei Hu,

Roles Funding acquisition, Investigation, Resources

Affiliation Nantong Highway Development Center, Nantong, Jiangsu, China
⨯
Fengyi Kang,

Roles Project administration, Supervision

Affiliation Nantong Highway Development Center, Nantong, Jiangsu, China
⨯
Miao Zhang,

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Liaoning Provincial Transportation Development Center, Shenyang, Liaoning, China
⨯
Laiyuan Mao,

Roles Formal analysis, Supervision

Affiliation Wuxi Metro Operation Co., Ltd. Metro Building, Wuxi, Jiangsu, China
⨯
Ronglong Zhao

Roles Conceptualization, Formal analysis

Affiliation School of Transportation, Southeast University, Nanjing, Jiangsu, China
⨯

Analysis of mechanical properties and micro-mechanisms of concrete based on the method of using steel slag as aggregate replacement: Macro-mechanical tests and microscopic tests of four typical control groups

Xiaobing Chen,
Hengyi Yang,
Jinhu Tong,
Wei Hu,
Fengyi Kang,
Miao Zhang,
Laiyuan Mao,
Ronglong Zhao

x

Published: July 23, 2026
https://doi.org/10.1371/journal.pone.0352138

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Concrete
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Cements
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Steel
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Mechanical properties
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Scanning electron microscopy
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Microstructure
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Diffraction
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X-ray diffraction
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