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3 不同粒径条件下冲刷腐蚀各分量定量分析结果

Table 3 Analysis results of corrosion data under the conditions of different sand sizes

Sand size / μm E / mg·cm-2·h-1 C / mg·cm-2·h-1 Ec / mg·cm-2·h-1 Ce / mg·cm-2·h-1 E / C T / mg·cm-2·h-1 40~70 1.540 0.166 1.523 0.104 9.277 1.706 70~120 1.616 0.179 1.609 0.129 9.028 1.795 120~200 1.964 0.198 1.939 0.138 9.919 2.162 200~300 1.708 0.152 1.687 0.098 11.237 1.860