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金属学报  1984, Vol. 20 Issue (3): 280-282    
  论文 本期目录 | 过刊浏览 |
关于铝钎焊冶金过程的一个问题
张启运;刘淑祺
北京大学化学系;北京大学化学系
A PROBLEM ON METALLURGICAL PROCESS DURING ALUMINUM BRAZING——Wish to Discuss with Mr. CHEN Genbao and Others
ZHANG Qiyun; LIU Shuqi (Dept. of Chemistry; Beijing University) (Manuscript received 5 September; 1983)
引用本文:

张启运;刘淑祺. 关于铝钎焊冶金过程的一个问题[J]. 金属学报, 1984, 20(3): 280-282.
, . A PROBLEM ON METALLURGICAL PROCESS DURING ALUMINUM BRAZING——Wish to Discuss with Mr. CHEN Genbao and Others[J]. Acta Metall Sin, 1984, 20(3): 280-282.

全文: PDF(187 KB)  
摘要: 讨论了钎焊温度下铝钎焊钎缝的冶金过程:1.Al母材溶入钎料首先从晶界处开始,由于液态钎料的均匀化,Si渗入了晶界;2.液态钎料中的Si向母材Al晶粒中扩散形成α相。
Abstract:The metallurgical process of the fillets formed during aluminum brazing has been discussed. The dissolve of base-metal into the liquid fillet metal was first beginning at its crystal boundaries, owing to the homogenization of the liquid phase, Si permeates into the boundaries. Meanwhile, Si in the liquid diffused into Al granules, thus the a-phase formed.
收稿日期: 1984-03-18     
1 张启运,刘淑祺,金属学报,17(1981) ,300.
2 陈根宝;吴锦华;李戈扬,金属学报,20(1984) .
3 Hansen, M., Constitution of Binary Alloys, 2nd ed., McGraw-Hill, New York, 1958, p. 133.
4 郑朝贵;姚连克;张启运,金属学报,18(1982) ,661.
5 张启运;刘淑祺;胡佳,金属学报,20(1984) ,A141
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