应用稀土氧化物冶金技术改善高强钢焊接性能
陆斌, 陈芙蓉, 智建国, 耿如明

Enhanced Welding Properties of High Strength Steel via Rare Earth Oxide Metallurgy Technology
LU Bin, CHEN Furong, ZHI Jianguo, GENG Ruming
表4 不同热输入条件下的焊接热影响区的原奥氏体晶粒尺寸 (μm)
Table 4 Grain sizes of original austenite in HAZ under different heat inputs
Steel25 kJ·cm-150 kJ·cm-175 kJ·cm-1100 kJ·cm-1
5Ce40.259.966.970.6
23Ce47.349.350.272.1