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Corrosion Resistance of Cement-based Materials by Carbonation Curing to Carbonic Acid Solution
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Chuanglin LAI1, Leping LIU2, Jianhui LIU1, Zheng CHEN1, Shuqing ZHANG1, Mingtao LI1, Junfeng WEI1, Caijun SHI3
Journal of the Chinese Ceramic Society | 2023, 51(11) : 2890 - 2904
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Journal of the Chinese Ceramic Society | 2023, 51(11): 2890-2904
• Research Articles •
Corrosion Resistance of Cement-based Materials by Carbonation Curing to Carbonic Acid Solution
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Chuanglin LAI1, Leping LIU2, Jianhui LIU1, Zheng CHEN1, Shuqing ZHANG1, Mingtao LI1, Junfeng WEI1, Caijun SHI3
Affiliations
  • 1.College of Civil Engineering and Architecture, Guangxi University, Nanning 530004, China
  • 2.College of Chemistry and Materials, Nanning Normal University, Nanning 530001, China
  • 3.College of Civil Engineering, Hunan University, Changsha 410082, China
  • LAI Chuanglin (1996-), male, Master candidate. E-mail:

About Author:

LAI Chuanglin (1996-), male, Master candidate. E-mail:

Published: 2023-08-15 doi: 10.14062/j.issn.0454-5648.20230268
Outline
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Effect of carbonation curing on the early resistance to carbonic acid solution corrosion of cement-based materials was investigated. The compressive strength, and corrosion depth of carbonation cured specimens were tested after immersion in carbonic acid water for varying periods. The microstructure and corrosion mechanisms were analyzed by X-ray diffraction, thermogravimetric analysis, low-field nuclear magnetic resonance, and scanning electron microscopy. The results show that carbonation curing improves the initial compressive strength via forming calcite to fill pores, making the structure more compact and hindering inward diffusion rate of carbonic acid solution. A dense, slower-dissolving calcite layer around C-S-H gel reduces calcium-corrosion, decreasing both the corrosion depth of mortar specimens by 51%-68% after 90-d immersion and losing the strength after carbonic acid water corrosion. The early-stage corrosion was dominated due to C3S, C2S, and CH corrosion, accompanied by CaCO3 decalcification. The middle- and later-stage corrosion involves the decalcification of CaCO3 and C-S-H gel.

kart area  /  carbonation curing  /  cement-based materials  /  carbonic acid solution corrosion
赖创林, 刘乐平, 刘剑辉, 陈正, 张树青, 李明韬, 韦峻峰, 史才军. 碳化养护水泥基材料的抗碳酸水溶液腐蚀性能. 硅酸盐学报, 2023 , 51 (11) : 2890 -2904 . DOI: 10.14062/j.issn.0454-5648.20230268
Chuanglin LAI, Leping LIU, Jianhui LIU, Zheng CHEN, Shuqing ZHANG, Mingtao LI, Junfeng WEI, Caijun SHI. Corrosion Resistance of Cement-based Materials by Carbonation Curing to Carbonic Acid Solution[J]. Journal of the Chinese Ceramic Society, 2023 , 51 (11) : 2890 -2904 . DOI: 10.14062/j.issn.0454-5648.20230268
Year 2023 volume 51 Issue 11
31
2
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Article Info
doi: 10.14062/j.issn.0454-5648.20230268
  • Receive Date:2023-04-23
  • Online Date:2026-10-19
  • Published:2023-08-15
Article Data
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History
  • Received:2023-04-23
  • Revised:2023-06-08
Funding
Affiliations
    1.College of Civil Engineering and Architecture, Guangxi University, Nanning 530004, China
    2.College of Chemistry and Materials, Nanning Normal University, Nanning 530001, China
    3.College of Civil Engineering, Hunan University, Changsha 410082, China

Corresponding:

SHI Caijun (1963-), male, Ph.D., Professor. E-mail:
LIU Jianhui (1992-), male, Ph.D., Associate Professor.
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表12种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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