| Cr与B对镍基高温钎料在Cf/SiC陶瓷基复合材料上润湿性的影响 |
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| 引用本文： | 张勇,张国庆,何志勇,冯涤. Cr与B对镍基高温钎料在Cf/SiC陶瓷基复合材料上润湿性的影响[J]. 焊接学报, 2007, 28(12): 93-96 |
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| 作者姓名： | 张勇 张国庆 何志勇 冯涤 |
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| 作者单位： | 1. 北京航空材料研究院,先进高温结构材料国防科技重点实验室,北京,100095
2. 钢铁研究总院,高温材料研究所,北京,100081 |
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| 摘 要： | 研究了Cr和B元素对镍基高温钎料在3D-Cf/SiC陶瓷基复合材料上的润湿性的影响.试验结果发现,在真空度小于10-3 Pa,工作温度1100 ℃,保温时间10 min条件下,当钎料中的Cr元素含量为15%,B元素含量为0.6%时,镍基钎料在Cf/SiC上的润湿角为10°,然而B元素含量增加到2.4%后,润湿角增大到62°,表明钎料中的元素B降低钎料在Cf/SiC上的润湿性.钎料中的活性元素Cr对润湿有重要影响.镍基钎料在Cf/SiC上的润湿过程属于反应润湿,润湿界面生成多种碳化物和硅化物.采用扫描电镜与能谱仪分析界面的微观结构与成分,通过X射线衍射仪检测界面产物.
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| 关 键 词： | 镍基高温钎料 润湿性 Cr／SiC |
| 文章编号： | 0253-360X(2007)12-093-04 |
| 收稿时间： | 2007-03-13 |
| 修稿时间： | 2007-03-13 |
Influence of chromium and boron on wettability of nickel-based high temperature filler metal on Cf/SiC ceramic matrix composite |
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| ZHANG Yong,ZHANG Guoqing,HE Zhiyong and FENG Di. Influence of chromium and boron on wettability of nickel-based high temperature filler metal on Cf/SiC ceramic matrix composite[J]. Transactions of The China Welding Institution, 2007, 28(12): 93-96 |
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| Authors: | ZHANG Yong ZHANG Guoqing HE Zhiyong FENG Di |
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| Affiliation: | National Key Laboratory of Advanced High Temperature Structural Materials, Beijing Institute of Aeronautical Materials, Beijing 100095, China,National Key Laboratory of Advanced High Temperature Structural Materials, Beijing Institute of Aeronautical Materials, Beijing 100095, China,Hihg Temperature Material Research Institute, Central Iron and Steel Research Institute, Beijing 100081, China and Hihg Temperature Material Research Institute, Central Iron and Steel Research Institute, Beijing 100081, China |
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| Abstract: | |
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| Keywords: | nickel-based high temperature filler metal wettability Cf/SiC |
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