耐Pb-Bi腐蚀Si增强型铁素体/马氏体钢和奥氏体不锈钢的研究进展

吴欣强, 戎利建, 谭季波, 陈胜虎, 胡小锋, 张洋鹏, 张兹瑜

Research Advance on Liquid Lead-Bismuth Eutectic Corrosion Resistant Si Enhanced Ferritic/Martensitic and Austenitic Stainless Steels

WU Xinqiang, RONG Lijian, TAN Jibo, CHEN Shenghu, HU Xiaofeng, ZHANG Yangpeng, ZHANG Ziyu

图7 12Cr-Si系铁素体/马氏体钢LBE腐蚀实验结果

Fig.7 LBE corrosion test results of 12Cr-Si ferritic/martensitic steels (a) corrosion layer thickness changes with time in stagnant oxygen-saturated LBE at 550oC (b, c) cross-sectional morphologies of HT9 steel (b) and 12Cr-Si steel (c) after exposure for 10000 h to stagnant oxygen-saturated LBE at 550oC (d, e) cross-sectional morphologies and corresponding EDS element mappings of HT9 steel (d) and 12Cr-Si steel (e) after exposure to flowing and oxygen controlled LBE for 1500 h (0.3 m/s, 10-6%-10-7%)