Q235Q450NQR1在中国南沙海洋大气环境中暴晒34个月后的腐蚀行为
刘雨薇, 顾天真, 王振尧, 汪川, 曹公望

Corrosion Behavior of Q235 and Q450NQR1 Exposed to Marine Atmospheric Environment in Nansha, China for 34 Months
LIU Yuwei, GU Tianzhen, WANG Zhenyao, WANG Chuan, CAO Gongwang
表2 暴晒不同周期后的腐蚀电位(Ecorr)和腐蚀电流密度(icorr)
Table 2 Corrosion potentials (Ecorr) and corrosion current densities (icorr) obtained by Tafel extrapolation after different exposure periods
SteelEcorr / mVicorr / (μA·cm-2)
Q235-21ms-130.477.97
Q235-21mf-303.6798.54
Q235-34ms-95.3316.98
Q235-34mf-418.43119.90
Q450-21ms-176.697.11
Q450-21mf-445.5280.06
Q450-34ms-3.366.18
Q450-34mf-430.7089.61