工业建筑屋面用铝锰合金的腐蚀行为

王嘉琪, 李莉, 刘婷婷

Corrosion Behavior of Al-Mn Alloys for Industrial Building Roof

WANG Jiaqi, LI Li, LIU Tingting

表4 不同状态Al-Mn-0.18RE合金在3.5%NaCl溶液中的极化曲线拟合结果

Table 4 Polarization curve fitting results of Al-Mn-0.18RE alloy with different states in 3.5%NaCl solution

State of sample ESCE / mV ESCE / mV Homogenization -694 -634 Rolling -812 -696 Cold rolling+325 ℃ annealing -801 -694 Cold rolling+475 ℃ annealing -825 -698