三元复配杀菌剂对<strong>P110</strong>钢腐蚀行为的影响

三元复配杀菌剂对P110钢腐蚀行为的影响

胥聪敏, 孙姝雯, 朱文胜, 陈志强, 李城臣

Influence of Ternary Compound Biocides on Corrosion Behavior of P110 Steel

XU Congmin, SUN Shuwen, ZHU Wensheng, CHEN Zhiqiang, LI Chengchen

表2 P110钢在不同时间添加复配杀菌剂后腐蚀14 d后的Tafel曲线拟合结果

Table 2 Tafel curves fitting results of P110 steel after corrosion for 14 d with addition of compounded biocides at different time

With/without compounded biocides	b_a / mV	b_c / mV	E_corr / mV	I_corr / A·cm^-2
No compounded biocides	50.45	694.1	-586	26.4 × 10^-5
Addition of compounded biocides after 0 d	102.2	226.9	-701	3.58 × 10^-5
Addition of compounded biocides after 3 d	57.27	109.7	-642	0.52 × 10^-5
Addition of compounded biocides after 7 d	329.4	80.80	-763	2.51 × 10^-5
Addition of compounded biocides after 14 d	83.95	449.7	-550	14.0 × 10^-5