| 低频磁场对堆焊层组织及耐磨性的影响 |
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| 引用本文： | 常云龙,李敬雅,杨殿臣,金巍.低频磁场对堆焊层组织及耐磨性的影响[J].焊接学报,2011,32(2):37-40. |
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| 作者姓名： | 常云龙 李敬雅 杨殿臣 金巍 |
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| 作者单位： | 沈阳工业大学,先进焊接技术及自动化省级重点实验室,沈阳,110870 |
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| 基金项目： | 沈阳市人才基金资助项目(2008030103055); 沈阳市重点基金资助项目(1071201-1-00); 辽宁省教育厅重点实验室基金资助项目(2009S072) |
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| 摘 要： | 通过对低频纵向磁场作用下埋弧堆焊焊缝成形、硬度、耐磨性及微观组织分析,研究了低频磁场对熔敷金属的组织和力学性能的影响规律,探讨了低频磁场改善熔敷金属组织形态、提高堆焊层耐磨性的机理.试验发现,加低频纵向磁场后焊缝的熔宽增加,熔深略有减少;晶粒尺寸由25.6μm降低到10.6 μn,硬度由50.5HRC提高到55.0HR...
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| 关 键 词： | 低频磁场 埋弧堆焊 晶粒细化 耐磨性 |
| 收稿时间： | 2009/10/14 0:00:00 |
Influence of low frequency magnetic field on microstructure and wear resistance of submerged arc welding cladding |
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| CHANG Yunlong,LI Jingy,YANG Dianchen and JIN Wei.Influence of low frequency magnetic field on microstructure and wear resistance of submerged arc welding cladding[J].Transactions of The China Welding Institution,2011,32(2):37-40. |
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| Authors: | CHANG Yunlong LI Jingy YANG Dianchen and JIN Wei |
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| Affiliation: | CHANG Yunlong,LI Jingya,YANG Dianchen,JIN Wei(Liaoning Province Advanced Welding Technology and Automation Key Laboratory,Shenyang University of Technology,Shenyang 110870,China) |
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| Abstract: | The effect of low-frequency longitudinal magnetic field on microstructure and mechanical properties of deposited metal of submerged arc hardfacing was studied by analysing the weld formation,hardness,wear-resisting property and microstructure of the deposited metal.The action mechanism of low-frequency magnetic field to improve the microstructure of the deposited metal and the wear-resisting property of hardfacing layer was discussed.The experiments show that low-frequency longitudinal magnetic field makes ... |
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| Keywords: | low-frequency longitudinal magnetic field submerged arc hardfacing grain refinement wear resistance |
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