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2 实验钢等温淬火340 ℃保温2 h的显微组织形态

Fig.2 Microstructure morphologies of experimental steels after isothermal quenching at 340 oC for 2 h (a~c) metallographic microstructure of 1#、2#和3# sample; (d~f) SEM microstructure of 1#、2#和3# sample