| PC梁中腐蚀钢绞线的疲劳断裂特征分析 |
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| 引用本文： | 施小飞,;李富民,;房世龙.PC梁中腐蚀钢绞线的疲劳断裂特征分析[J].南通航运职业技术学院学报,2014(4):38-41. |
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| 作者姓名： | 施小飞 ;李富民 ;房世龙 |
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| 作者单位： | [1]南通航运职业技术学院交通工程系,江苏南通226010; [2]中国矿业大学江苏省土木工程环境灾变与结构可靠性重点实验室,江苏徐州221116 |
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| 基金项目： | 江苏省自然科学基金项目“预应力锚索体系的全寿命工作性态预计”（项目编号：BK2011222）. |
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| 摘 要： | 文章借助试验对预应力梁中腐蚀钢绞线的疲劳断裂特征展开研究,通过观察腐蚀钢绞线钢丝断口形貌,分析了疲劳断裂机理和断口形态形成机理,具有一定的实用价值。
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| 关 键 词： | 腐蚀钢绞线 疲劳 断裂 断口形态 |
Fatigue Facture Characteristics of the Corroded Steel Strand in PC Beams |
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| Institution: | SHI Xiao-fei, LI Fu-min, FANG Shi-long ( 1. Dept. of Traffic Engineering, Nantong Vocational ＆ Technical Shipping College, Nantong 226010, China; (2. Chinese University of Mining Technology Jiangsu Key Laboratory of Environmental Impact and Structural Safety in Engineering, Xuzhou 221116, China) |
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| Abstract: | This article studies the fatigue fracture characteristics of the corroded steel strand in PC beams by means of experiments. In addition, based on observing the fracture morphology of the corroded strand, this article analyzes the mechanism for the fatigue fracture as well as the fracture morphology formation, which is of certain practical significance in this field. |
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| Keywords: | Corroded steel strand Fatigue Facture Facture morphology |
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