<strong>Cu</strong>含量对管线钢耐微生物腐蚀性能的影响

Cu含量对管线钢耐微生物腐蚀性能的影响

曾云鹏, 严伟, 史显波, 闫茂成, 单以银, 杨柯

Effect of Copper Content on the MIC Resistance in Pipeline Steel

ZENG Yunpeng, YAN Wei, SHI Xianbo, YAN Maocheng, SHAN Yiyin, YANG Ke

图6 用于EIS拟合的等效电路模型

Fig.6 Equivalent circuits model used to fit EIS data ( $R_{s}$ —resistance of solution, Q_f—capacitance of oxide film layer, Q_dl—capacitance of electrical double-layer, $R_{f}$ —resistance of oxide film layer, $R_{c t}$ —charge transfer resistance of electrical double-layer)
(a) equivalent circuit for one-time constant (b) equivalent circuit for two-time constant