| U71Mn与1Cr18Ni9Ti异种钢的角接接头焊接性试验研究 |
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| 引用本文： | 李宝宝,彭成允.U71Mn与1Cr18Ni9Ti异种钢的角接接头焊接性试验研究[J].热加工工艺,2007,36(7):25-27. |
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| 作者姓名： | 李宝宝 彭成允 |
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| 作者单位： | 重庆工学院,材料科学与工程学院,重庆,400050 |
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| 摘 要： | 应用金相观察、力学性能测试、理论计算等手段，对1Cr18Ni9Ti不锈钢与U71Mn高碳钢，用不同焊接材料所形成的不同类型异种钢接头的组织特征、力学性能等进行了研究与分析。结果表明：采用小电流小规范焊接工艺和高Cr、高Ni的A307焊条施焊，U71Mn和1Cr18Ni9Ti异种钢焊接接头的组织和性能最优。
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| 关 键 词： | 异种钢 马氏体 铁素体 硬度 焊接性 |
| 文章编号： | 1001-3814（2007）01-0025-03 |
| 修稿时间： | 2006-12-18 |
Experiment Investigation on Corner Joint Weldability of U71Mn and 1Cr18Ni9Ti Dissmilar Steel |
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| LI Bao-bao,PENG Cheng-yun.Experiment Investigation on Corner Joint Weldability of U71Mn and 1Cr18Ni9Ti Dissmilar Steel[J].Hot Working Technology,2007,36(7):25-27. |
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| Authors: | LI Bao-bao PENG Cheng-yun |
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| Affiliation: | School of Material Science and Engineering, Chongqing Institute of Technology, Chongqing 400050,China |
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| Abstract: | Aimed at 1Cr18Ni9Ti stainless steel and U71Mn high-carbon steel,the microstructures and mechanical properties of the different types of steel joints were studied and analysed by optical microscop,mechanical tests and theoretical calculations.The results show that using the right welding parameter and A307 welding rod of high Cr and Ni, the best microstructure and properties of U71Mn and 1Cr18Ni9Ti welding joints of the dissimilar steel can be obtained. |
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| Keywords: | dissimilar steel martensite ferrite hardness weldability |
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