Vacuum electron beam welding has many advantages of high depth-width ratio of seam, small angular distortion and good metallurgic quality and etc. These advantages of EBW make its use expanding in the welding of titanium and its alloys.

• 而电子束焊具有焊缝深宽比高、焊件变形小、焊接冶金质量好等特点，尤其适用于钛及钛合金等活性金属的焊接。