摘要
研究了Ti、B微量元素对焊缝金属韧性的作用 ,研究表明加入Ti、B微量元素有利于改善焊缝金属韧性。但要注意Ti。
In this paper,trace elements such as Ti?B on toughness of welded metal is studied The result shows that addition of trace element is propitious to improve welding metal toughness It is noted that the Ti?B should have appropriate proportion
出处
《机械》
2002年第1期64-66,共3页
Machinery
