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  5. Effect of Polypropylene Macro-fiber on Properties of High-strength Concrete at Elevated Temperatures

Effect of Polypropylene Macro-fiber on Properties of High-strength Concrete at Elevated Temperatures

来源 :The 10th International Symposium on High Performance Concret | 被引量 : 0次 | 上传用户：dama5011
【摘 要】
：
After being subjected to different elevated temperatures, ranging between 200 ℃ and 800 ℃, the flexural strength, matrix mass loss rate and water absorption of polypropylene(PP) macro-fiber reinforced
【作 者】
：
Xu-Jing Niu Qing-Xin Zhao Ying Nie 
【机 构】
：
Faculty of Civil Engineering, Yanshan University and Beijing Jiaotong University, Beijing 100044,Chi
【出 处】
：
The 10th International Symposium on High Performance Concret
【发表日期】
：
2014年8期
【关键词】
：
high strength concrete polypropylene macro-fiber flexural strength matrixmass lo 
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　　After being subjected to different elevated temperatures, ranging between 200 ℃ and 800 ℃, the flexural strength, matrix mass loss rate and water absorption of polypropylene(PP) macro-fiber reinforced high strength concrete (HSC) were investigated.Moreover, the internal damage of concrete was analyzed by the ultrasonic non-destructive testing technology.
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