| 钢纤维掺量对活性粉末混凝土初裂性能影响研究 |
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| 引用本文： | 陈健,孙晓颖.钢纤维掺量对活性粉末混凝土初裂性能影响研究[J].混凝土,2007(3):46-48. |
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| 作者姓名： | 陈健 孙晓颖 |
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| 作者单位： | 核工业第二研究设计院,北京,100840;中国矿业大学,煤炭资源与安全开采国家重点实验室,北京,100083;核工业第二研究设计院,北京,100840 |
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| 摘 要： | 通过三点弯曲试验研究分析了五种不同钢纤维体积掺量下活性粉末混凝土(RPC200)的抗弯初裂性能及其随纤维体积率的变化规律,并提出了活性粉末混凝土抗弯初裂性能的临界纤维体积率和最优纤维体积率.
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| 关 键 词： | 活性粉末混凝土 初裂强度 初裂韧度 纤维体积掺量 |
| 文章编号： | 1002-3550-（2007）03-0046-03 |
| 修稿时间： | 2006-12-04 |
Study on the influence of volumetric fraction of steel fiber on initial cracking performance of reactive powder concrete |
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| CHEN Jian,SUN Xiao-ying.Study on the influence of volumetric fraction of steel fiber on initial cracking performance of reactive powder concrete[J].Concrete,2007(3):46-48. |
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| Authors: | CHEN Jian SUN Xiao-ying |
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| Abstract: | The initial cracking performance of reactive powder concrete and its changing rule with five different volumetric fractions of steel fiber were studied in the paper by three-point bending test,The critical and best volumetric fraction of steel fiber in reactive powder concrete were also presented. |
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| Keywords: | reactive powder concrete initial cracking strength initial cracking toughness volumetric fraction of steel fiber |
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