| U75V钢轨TTT曲线、CCT曲线及感应热处理的显微组织分析 |
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| 引用本文： | 张建国,敬雄刚.U75V钢轨TTT曲线、CCT曲线及感应热处理的显微组织分析[J].热加工工艺,2010,39(8). |
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| 作者姓名： | 张建国 敬雄刚 |
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| 作者单位： | 中铁宝桥集团有限公司,陕西,宝鸡,721006 |
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| 摘 要： | 简要分析了U75V钢轨的感廊热处理原理,讨论了U75V钢轨的TTT曲线和CCT曲线,分析了一些典型的异常显微组织和产生机理,提出了其感应热处理的冷却速度范围.
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| 关 键 词： | U75V钢轨 TTT曲线 CCT曲线 显微组织 冷却速度 |
TTT & CCT Curve and Microstructure Analysis of U75V Rail After Induction Heat Treatment |
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| ZHANG Jianguo,JING Xionggang.TTT & CCT Curve and Microstructure Analysis of U75V Rail After Induction Heat Treatment[J].Hot Working Technology,2010,39(8). |
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| Authors: | ZHANG Jianguo JING Xionggang |
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| Affiliation: | ZHANG Jianguo,JING Xionggang (China Railway Baoji Bridge Group Co.,Ltd.,Baoji 721006,China) |
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| Abstract: | The principle of induction heat treatment for U75V rail was analyzed, the TTT and CCT curve of U75V rail were discussed. Some typical abnormal microstructure and their generation mechanism were analyzed. Finally, the colling speed range of induction heat treatment was presented. |
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| Keywords: | U75V rail TTT curve CCT curve microstructure colling speed |
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