HRB400钢筋在模拟混凝土孔隙液环境中的阳极极化特征

商百慧, 马元泰, 孟美江, 李瑛, 娄明, 白晶

Anodic Polarization Characteristics of Rebar Steel HRB400 in Simulated Concrete Pore Fluid

SHANG Baihui, MA Yuantai, MENG Meijiang, LI Ying, LOU Ming, BAI Jing

表1 钢筋试样在不同pH值混凝土模拟液中的钝化电位(Ep)与过钝化电位(Etr)

Table 1 Passivation potentials (Ep) and transpassivation potentials (Etr) of steel rebar in simulated concrete pore solutions with different pH values

pH Ep/ V Etr/ V 12.5 -0.128 0.659 12.0 -0.089 0.689 11.5 -0.021 0.719 11.0 0.037 0.749