温度对5Cr钢在模拟油田高温高压环境中CO2 腐蚀行为的影响
赵国仙, 刘冉冉, 丁浪勇, 张思琦, 郭梦龙, 王映超

Effect of Temperature on CO2-inducedCorrosion Behavior of 5Cr Steel in a Simulated Oilfield Produced High-temperature and High-pressured Water
ZHAO Guoxian, LIU Ranran, DING Langyong, ZHANG Siqi, GUO Menglong, WANG Yingchao
图9 5Cr钢在3种温度下浸泡不同时间的阻抗谱拟合等效电路
Fig.9 Equivalent circuit diagrams of EIS of 5Cr steel after immersion in simulated solution under the different conditions of temperature and immersion time: (a) 0-14 d at 50oC, 0-3 d at 70oC and 0 d at 90oC, (b) 7-14 d at 70oC, (c) 1-3 d at 90oC, (d) 7-14 d at 90oC