1200 MPa级海洋平台用无碳化物贝氏体中锰钢腐蚀行为

李炎阳, 于驰, 赵伟, 高秀华, 杜林秀

Corrosion Behavior of 1200 MPa Class Carbide-free Bainite Medium Manganese Steel for Offshore Platform

LI Yanyang, YU Chi, ZHAO Wei, GAO Xiuhua, DU Linxiu

图11 不同腐蚀周期下实验钢腐蚀产物奈Nyquist图和等效电路图

Fig.11 Nyquist diagram and equivalent circuit diagram of experimental steels corrosion products under different corrosion periods (a~c) Nyquist plot of 1#、2#和3# sample; (d) equivalent circuit