粒径和温度对20号钢冲刷腐蚀协同作用的影响

任莹, 赵会军, 周昊, 张建伟, 刘雯, 杨足膺, 王磊

Effect of Sand Size and Temperature on Synergistic Effect of Erosion-corrosion for 20 Steel in Simulated Oilfield Produced Fluid with Sand

REN Ying, ZHAO Huijun, ZHOU Hao, ZHANG Jianwei, LIU Wen, YANG Zuying, WANG Lei

表5 20号钢在不同温度下冲刷腐蚀极化曲线拟合数据

Table 5 Fitting parameters of erosion-corrosion polarization curves of 20 steel at different temperatures

Temperature / ℃ Ecorr / V Icorr / A·cm-2 20 -0.561 8.053×10-6 40 -0.755 2.829×10-5 60 -0.858 1.132×10-4 80 -0.861 5.699×10-4