北京工业大学学报
北京工業大學學報
북경공업대학학보
JOURNAL OF BEIJING POLYTECHNIC UNIVERSITY
2015年
1期
153-160
,共8页
栗卓新%铁敏%李红%TILLMANN Wolfgang
慄卓新%鐵敏%李紅%TILLMANN Wolfgang
률탁신%철민%리홍%TILLMANN Wolfgang
异种材料%连接%表面预处理%接头强度
異種材料%連接%錶麵預處理%接頭彊度
이충재료%련접%표면예처리%접두강도
dissimilar materials%joining%surface pretreatment%joint strength
综述了异种材料连接中表面预处理及表面状态对接头强度影响的研究,认为:1)在异种材料连接时,在母材表面沉积一层与母材或钎料之间具有良好固溶度的活性金属,能增强异种材料之间的界面反应,提高接头强度;2)通过改善母材表面的物理、化学或力学性能,可提高母材表层元素的活性,增加扩散能力,减少接头中的脆性相,从而提高接头强度。
綜述瞭異種材料連接中錶麵預處理及錶麵狀態對接頭彊度影響的研究,認為:1)在異種材料連接時,在母材錶麵沉積一層與母材或釬料之間具有良好固溶度的活性金屬,能增彊異種材料之間的界麵反應,提高接頭彊度;2)通過改善母材錶麵的物理、化學或力學性能,可提高母材錶層元素的活性,增加擴散能力,減少接頭中的脆性相,從而提高接頭彊度。
종술료이충재료련접중표면예처리급표면상태대접두강도영향적연구,인위:1)재이충재료련접시,재모재표면침적일층여모재혹천료지간구유량호고용도적활성금속,능증강이충재료지간적계면반응,제고접두강도;2)통과개선모재표면적물리、화학혹역학성능,가제고모재표층원소적활성,증가확산능력,감소접두중적취성상,종이제고접두강도。
This paper reviews the research status of surface pretreatment and the effects of surface state on joint strength in dissimilar materials joining. Some conclusions are as follows: 1 ) Depositing an active metal can form well solid solubility with the base material or the filler metal in dissimilar materials joining, which can enhance the interface reaction and improve the joint strength; 2 ) The activity of surface elements is promoted and the diffusion ability is enlarged, the hard brittle phase in the joint is reduced and the joint strength is improved by perfecting the physical, chemical or mechanical properties of the base material.