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 Yun1(),SONG Liang1,2,ZHAO Lin1,MA Chengyong1,ZHAO Haiyan2,TIAN Zhiling1

图8. HC420LA接头焊缝区显微组织

Fig.8. Microstructure of HC420LA joint weld zone (power 1000 W, welding speed 2.4 m/min; CGHAZ—coarse-grained heat-affected zone, FGHAZ—fine-grained heat-affected zone, ICHAZ—intercritical heat-affected zone)