| ZG42CrMo大型铸钢轨道缺陷焊补工艺 |
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| 引用本文： | 杨怀林.ZG42CrMo大型铸钢轨道缺陷焊补工艺[J].特钢技术,2013(3):40-41,44. |
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| 作者姓名： | 杨怀林 |
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| 作者单位： | 四川长钢机电建设袅展有限公司,四川江油621701 |
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| 摘 要： | 针对ZG42CrMo的焊接性能，铸钢轨道的工况，铸造缺陷的性质等因素进行分析，选用A507（E16-25MoN-15）焊条，焊前预热，控制层间温度，焊后保温与退火等措施，较好地解决了ZG42CrMo大型铸钢轨道缺陷焊补难题。
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| 关 键 词： | ZG42CrMo 轨道 缺陷 焊补 |
Repair Welding Process for Defects of ZG42CrMo Heavy Size Cast Steel Rail |
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| Yang Huailin.Repair Welding Process for Defects of ZG42CrMo Heavy Size Cast Steel Rail[J].Special Steel Technology,2013(3):40-41,44. |
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| Authors: | Yang Huailin |
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| Affiliation: | Yang Huailin (Changcheng Special Steel Co., Ltd., Jiangyou, Sichuan, 621701) |
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| Abstract: | Analyzing the welding property of ZG42CrMo, working condition of ZG42CrMo cast steel rail, and the properties of cast defects, and so on, the measures such as selecting A507（EI6-25MoN-15 ）welding rod, pre heating before welding, controlling interpass temperature, holding temperature and annealing after wehting were taken to solve the difficult problem of repair welding of defects of ZG42CrMo heavy size east steel rail completely. |
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| Keywords: | ZG42CrMo Rail Defect Repair welding |
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