The EDX results confirmed that the brazing process were accomplished well because elements of fillermetal foil are distributed equally and dispersedly, which could consolidate the brazed joint.

• 能谱分析表明，钎料中的金属元素在钎缝中均匀、弥散分布，未发现有某一元素的积聚，说明钎焊过程充分完成，而且钎缝合金化程度高，对钎缝有一定的强化作用。