先进钢铁材料焊接性研究进展
彭云
1
(
),宋亮
1,
2
,赵琳
1
,马成勇
1
,赵海燕
2
,田志凌
1
Research Status of Weldability of Advanced Steel
PENG Yun
1
(
),SONG Liang
1,
2
,ZHAO Lin
1
,MA Chengyong
1
,ZHAO Haiyan
2
,TIAN Zhiling
1
图7.
氩弧焊焊缝的N的体积分数
Fig.7.
Volume fraction of nitrogen of argon in arc welding seam