Effect of Fly Ash and Early Strength Agent on Durability of Concrete Exposed to the Cyclic Sulfate Environment

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1.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

2.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

3.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

4.Research Institute of Highway of Ministry of Communications,Beijing 100088,China

5.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

基金项目: theWestem Communication Construction Science and Technology Item(200631822302-08)

1.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

2.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

3.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

4.Research Institute of Highway of Ministry of Communications,Beijing 100088,China

5.Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology,Wuhan 430070,China

Keywords： fly ash

[1]	Eshmaiel Ganjian;Homayoon Sadeghi Pouya .Effect of magnesium and sulfate ions on durability of silica fume blended mixes exposed to the seawater tidal zone[J].Cement and Concrete Research,2005(7):1332-1343.
[2]	乔宏霞,何忠茂,朱彦鹏,杜雷,刘翠兰.SO2-4存在下水泥基复合材料力学性能研究[J].应用基础与工程科学学报,2006(01):69-76.
[3]	Carlos Rodriguez-Navarro;Eric Doehne .How does sodium sulfate crystallize? Implications for the decay and testing of building materials[J].Cement and Concrete Research,2000(10):1527-1534.

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