J55钢在模拟CO2 注入井环空环境中的关键性腐蚀因素
崔怀云, 刘智勇, 卢琳

Critical Corrosion Factors for J55 Tubing Steel in a Simulated Annulus Environment of CO2 Injection Well
CUI Huaiyun, LIU Zhiyong, LU Lin
图10 在不同pH值下J55钢的Nyquist和Bode图
Fig.10 Nyquist plots (a) and Bode plots (b) of J55 steel with different pH value (Ptotal = 9 MPa, PCO2 = 4 MPa, T = 25oC)