应用稀土氧化物冶金技术改善高强钢焊接性能
陆斌1,2,3, 陈芙蓉1(), 智建国2,3, 耿如明4
Enhanced Welding Properties of High Strength Steel via Rare Earth Oxide Metallurgy Technology
LU Bin1,2,3, CHEN Furong1(), ZHI Jianguo2,3, GENG Ruming4

图8. 23Ce试样不同焊接热输入下断口形貌的SEM像

Fig.8. SEM fractographs of 23Ce steel under heat inputs of 25 kJ/cm (a), 50 kJ/cm (b), 75 kJ/cm (c) and 100 kJ/cm (d)