高速列车用铝合金环氧底漆的腐蚀行为和湿热老化机理研究

李丽, 李善文, 史洪微, 梁国平, 李春霖, 孙禹, 秦晋, 王伟, 韩恩厚

Corrosion Behavior and Hydrothermal Aging Mechanism of Epoxy Primer on Al-alloy for High-speed Train

LI Li, LI Shanwen, SHI Hongwei, LIANG Guoping, LI Chunlin, SUN Yu, QIN Jin, WANG Wei, HAN En-Hou

图3 环氧底漆/铝合金体系在3.5%NaCl溶液中浸泡不同时间后的Bode图及拟合曲线

Fig.3 Bode plots and fitting curves of epoxy primer painted Al-alloy samples immersed in 3.5%NaCl solution for 0.5-120 h (a), 384-2160 h (b) and 2880-4200 h (c)