表面划伤对690TT合金传热管腐蚀行为的影响

孟凡江, 吴斌, 吕云鹤, 明洪亮, 鲍一晨, 王俭秋, 韩恩厚

Effect of Surface Scratch on Corrosion Behavior of Alloy 690TT Heat Exchanger Tubes

MENG Fanjiang, WU Bin, LV Yunhe, MING Hongliang, BAO Yichen, WANG Jianqiu, HAN En-Hou

图7 划伤试样腐蚀2000 h后腐蚀产物的能谱分析

Fig.7 Energy spectrum analysis results of the oxide on the scratched sample after a 2000 h corrosion (a) the scratch groove (b) the scratch bank and the scratch affected area