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2 不同深度划伤试样的激光共聚焦测试结果

Fig.2 Laser confocal test results of scratched samples with different scratch depths (a) 30 μm; (b) 70 μm; (c) 110 μm