Study on cementitious properties of steel slag

The converter steel slag chemical and mineral components in China’s main steel plants have been analysed in the present paper. The electronic microscope, energy spectrum analysis, X-ray diffraction analysis confirmed the main mineral compositions in the converter slag. Converter slag of differen...

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Main Authors: Zhu G., Hao Y., Xia C., Zhang Y., Hu T., Sun S.
Format: Article
Language:English
Published: University of Belgrade, Technical Faculty, Bor 2013-01-01
Series:Journal of Mining and Metallurgy. Section B: Metallurgy
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1450-5339/2013/1450-53391300006Z.pdf
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author Zhu G.
Hao Y.
Xia C.
Zhang Y.
Hu T.
Sun S.
author_facet Zhu G.
Hao Y.
Xia C.
Zhang Y.
Hu T.
Sun S.
author_sort Zhu G.
collection DOAJ
description The converter steel slag chemical and mineral components in China’s main steel plants have been analysed in the present paper. The electronic microscope, energy spectrum analysis, X-ray diffraction analysis confirmed the main mineral compositions in the converter slag. Converter slag of different components were grounded to obtain a powder with specific surface area over 400m2/kg, making them to take place some part of the cement in the concrete as the admixture and carry out the standard tests. The results indicate that the converter slag can be used as cementitious materials for construction. Furthermore, physical mechanic and durability tests on the concrete that certain amount of cement be substituted by converter steel slag powder from different steel plants are carried out, the results show that the concrete with partial substitution of steel slag powder has the advantages of higher later period strength, better frost resistance, good wear resistance and lower hydration heat, etc. This study can be used as the technical basis for “Steel Slag Powder Used For Cement And Concrete”, “Steel Slag Portland Cement”, “Low Heat Portland Steel Slag Cement”, “Steel Slag Road Cement” in China, as well as a driving force to the works of steel slag utilization with high-value addition, circular economy, energy conservation and discharge reduction in the iron and steel industry.
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record_format Article
series Journal of Mining and Metallurgy. Section B: Metallurgy
spelling doaj-art-40ecc2c218554508aa1cdd7bd10df5da2025-02-02T03:40:03ZengUniversity of Belgrade, Technical Faculty, BorJournal of Mining and Metallurgy. Section B: Metallurgy1450-53392013-01-0149221722410.2298/JMMB120810006ZStudy on cementitious properties of steel slagZhu G.Hao Y.Xia C.Zhang Y.Hu T.Sun S.The converter steel slag chemical and mineral components in China’s main steel plants have been analysed in the present paper. The electronic microscope, energy spectrum analysis, X-ray diffraction analysis confirmed the main mineral compositions in the converter slag. Converter slag of different components were grounded to obtain a powder with specific surface area over 400m2/kg, making them to take place some part of the cement in the concrete as the admixture and carry out the standard tests. The results indicate that the converter slag can be used as cementitious materials for construction. Furthermore, physical mechanic and durability tests on the concrete that certain amount of cement be substituted by converter steel slag powder from different steel plants are carried out, the results show that the concrete with partial substitution of steel slag powder has the advantages of higher later period strength, better frost resistance, good wear resistance and lower hydration heat, etc. This study can be used as the technical basis for “Steel Slag Powder Used For Cement And Concrete”, “Steel Slag Portland Cement”, “Low Heat Portland Steel Slag Cement”, “Steel Slag Road Cement” in China, as well as a driving force to the works of steel slag utilization with high-value addition, circular economy, energy conservation and discharge reduction in the iron and steel industry.http://www.doiserbia.nb.rs/img/doi/1450-5339/2013/1450-53391300006Z.pdfSteel slagcementitious propertyadmixture
spellingShingle Zhu G.
Hao Y.
Xia C.
Zhang Y.
Hu T.
Sun S.
Study on cementitious properties of steel slag
Journal of Mining and Metallurgy. Section B: Metallurgy
Steel slag
cementitious property
admixture
title Study on cementitious properties of steel slag
title_full Study on cementitious properties of steel slag
title_fullStr Study on cementitious properties of steel slag
title_full_unstemmed Study on cementitious properties of steel slag
title_short Study on cementitious properties of steel slag
title_sort study on cementitious properties of steel slag
topic Steel slag
cementitious property
admixture
url http://www.doiserbia.nb.rs/img/doi/1450-5339/2013/1450-53391300006Z.pdf
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