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13 J55钢在不同温度下的极化曲线和拟合结果
Fig.13 Potentiodynamic polarization curves of J55 steel with different temperatures (a) and fitted results (b) (Ptotal = 9 MPa,PCO2 = 4 MPa, pH= 4)