耐压海乳杆菌对2205双相不锈钢腐蚀行为的影响

李雨情, 张铁志, 黄兴林, 孙振美, 张怡, 尹衍升

Effect of Marinilactibacillus Piezotolerans on Corrosion Behavior of 2205 Duplex Stainless Steel

LI Yuqing, ZHANG Tiezhi, HUANG Xinglin, SUN Zhenmei, ZHANG Yi, YIN Yansheng

表2 2205双相不锈钢在灭菌和有菌介质中浸泡14 d后的电化学阻抗谱拟合数据

Table 2 Fitting results of EIS of 2205 duplex stainless steel after 14 d immersion in sterilization and M. piezotolerans culture media

Media Time / d Rs / Ω·cm2 n Rf / Ω·cm2 n Rct / Ω·cm2 Control 1 2644 0.9 1.69 × 108 0.80 1.73 × 107 3 3164 0.8 1.58 × 108 0.96 9.66 × 107 5 2866 0.9 1.61 × 108 0.91 3.96 × 107 7 2458 0.9 1.62 × 108 0.80 4.75 × 107 9 1781 0.9 2.54 × 108 0.62 8.18 × 107 12 1991 0.9 1.19 × 109 0.53 3.15 × 108 14 2078 0.9 1.22 × 109 0.43 2.28 × 108 M. piezotolerans 1 1833 0.9 3.01 × 105 0.80 1.54 × 108 3 2243 0.8 1.05 × 108 0.96 6.74 × 107 5 1663 0.8 1.42 × 108 0.80 3.01 × 107 7 1586 0.9 1.61 × 108 0.8 2.96 × 107 9 1557 0.9 1.51 × 108 0.8 2.79 × 107 12 1516 0.9 1.01 × 108 0.76 2.79 × 107 14 1478 0.9 1.01 × 108 0.79 3.96 × 107