| 预应力钢丝断裂原因分析 |
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| 引用本文： | 李文琴. 预应力钢丝断裂原因分析[J]. 金属制品, 2001, 27(4): 36-38 |
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| 作者姓名： | 李文琴 |
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| 作者单位： | 宁夏恒力钢铁集团公司,石嘴山,753202 |
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| 摘 要： | 采用力学性能试验、化学分析和金相分析等手段对 5 0mm光面预应力钢丝发生脆断的原因进行分析研究 ,认为 5 0mm光面预应力钢丝脆断的主要原因是由于 82B原料中有严重的中心碳偏析和残余缩孔
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| 关 键 词： | 预应力钢丝 中心碳偏析 断裂 |
| 修稿时间： | 2001-05-22 |
Analysis of Cause for PC Steel Wire Fracture |
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| Li Wenqin. Analysis of Cause for PC Steel Wire Fracture[J]. Steel Wire Products, 2001, 27(4): 36-38 |
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| Authors: | Li Wenqin |
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| Abstract: | By means of mechanical performance trials and chemical analysis,metallographical examination as well as other methods,the reasons of the brittle fracture of 5 0?mm PC steel wire are analyzed and studied It is considered that the key reasons are that the 82B raw materials have serious defects of central carbon segregation and residual shrink hole |
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| Keywords: | PC steel wire central carbon segregation fracture |
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