Influence of Sn and In in silver filler metal on spreadability and joint strength is studied.Microstruc-ture of filler metals and the mechanism of effect of Sn and In are analyzed.

• 研究了银基钎料中元素锡、铟对钎料铺展性能和接头的影响,分析了钎料的显微组织和锡、铟在钎料中的作用机理。