X70钢及其焊缝在含Cl-高pH值溶液中电化学噪声行为研究

李鸿瑾, 王歧山, 廖子涵, 孙祥锐, 孙晖, 张新阳, 陈旭

Electrochemical Noise Behavior of X70 Steel and Its Weld in Cl--containing High pH Solution

LI Hongjin, WANG Qishan, LIAO Zihan, SUN Xiangrui, SUN Hui, ZHANG Xinyang, CHEN Xu

图1 X70钢母材及焊缝金相显微组织

Fig.1 Metallographic microstructures of X70 steel substrate (a) and its weld joint (b)