热输入对Q1100钢焊接接头低温韧性及耐蚀性能的影响

陈杰, 李红英, 周文浩, 张青学, 汤伟, 刘丹

Effect of Heat Input on Low Temperature Toughness and Corrosion Resistance of Q1100 Steel Welded Joints

CHEN Jie, LI Hongying, ZHOU Wenhao, ZHANG Qingxue, TANG Wei, LIU Dan

图14 15 kJ/cm焊接接头腐蚀不同时间后表面电流密度分布图及其宏观腐蚀形貌

Fig.14 Surface current density maps of the 10 kJ/cm welded joint after corrosion for (a) 2 h, (b) 5 h, (c) 8 h and (d) 20 h; and (e) macroscopic morphology after 20 h corrosion