| BCo45NiCrWB高温钎料的钎焊工艺性能 |
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| 引用本文： | 刘恩泽,孙树臣,涂赣峰,郑志,佟健,郭义.BCo45NiCrWB高温钎料的钎焊工艺性能[J].焊接学报,2007,28(10):77-80. |
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| 作者姓名： | 刘恩泽 孙树臣 涂赣峰 郑志 佟健 郭义 |
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| 作者单位： | 东北大学,材料冶金学院,沈阳,110004;中科院金属研究所,高温合金部,沈阳,110016;东北大学,材料冶金学院,沈阳,110004;中科院金属研究所,高温合金部,沈阳,110016 |
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| 摘 要： | 研究了BCo45NiCrWB高温钎料的润湿性,蔓流性,以及不同钎焊工艺对钎焊接头的微观组织影响,并分析了钎焊动态过程.利用光学显微镜(OM)分析钎焊接头显微组织,运用电子探针(EPMA)分析钎焊接头中的元素扩散情况,测定了钎焊接头在980℃/132 Mpa条件下的持久寿命.确定了钎焊的最佳工艺为:1 220℃/2h,氩气冷却 1 080℃/4 h,氩气冷却 900℃/16 h,氩气冷却,采用此工艺钎焊后在980℃/132 Mpa条件下钎焊接头的持久寿命大于60 h。结果表明,BCo45NiCrWB高温钎料具有良好的工艺性能.
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| 关 键 词： | 钎焊 润湿性 蔓流性 持久寿命 |
| 文章编号： | 0253-360X（2007）10-077-04 |
| 收稿时间： | 2006/11/13 0:00:00 |
| 修稿时间： | 2006-11-13 |
Brazing process of high temperature brazing filler metal BCo45NiCrWB |
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| LIU Enze,SUN Shuchen,TU Ganfeng,ZHENG Zhi,Tong Jian and Guo Yi.Brazing process of high temperature brazing filler metal BCo45NiCrWB[J].Transactions of The China Welding Institution,2007,28(10):77-80. |
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| Authors: | LIU Enze SUN Shuchen TU Ganfeng ZHENG Zhi Tong Jian and Guo Yi |
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| Affiliation: | School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China;Superalloys Division, Institute of Metal Research Chinese Academy of Sciences, Shenyang 110016, China,School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China,School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China,Superalloys Division, Institute of Metal Research Chinese Academy of Sciences, Shenyang 110016, China,Superalloys Division, Institute of Metal Research Chinese Academy of Sciences, Shenyang 110016, China and Superalloys Division, Institute of Metal Research Chinese Academy of Sciences, Shenyang 110016, China |
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| Abstract: | |
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| Keywords: | brazing wettability flow-ability rupture life |
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