新型奥氏体不锈钢高温NaCl腐蚀行为研究

伊璞, 侯利锋, 杜华云, 刘笑达, 贾建文, 李阳, 张威, 徐芳泓, 卫英慧

NaCl Induced Corrosion of Three Austenitic Stainless Steels at High Temperature

YI Pu, HOU Lifeng, DU Huayun, LIU Xiaoda, JIA Jianwen, LI Yang, ZHANG Wei, XU Fanghong, WEI Yinghui

表1 实验用3种奥氏体不锈钢的成分

Table 1 Compositions of three austenitic stainless steels used in the experiments (mass fraction / %)

Steel C Si Mn P S Cr Ni Mo Cu N B Fe 254SMo 0.010 0.43 0.40 0.021 0.001 19.98 17.85 6.06 0.61 0.21 0.004 Bal. 904L 0.011 0.45 1.28 0.019 0.001 20.08 24.22 4.32 1.41 0.06 --- Bal. 317L 0.019 0.57 1.25 0.024 0.001 18.29 13.32 3.15 0.05 0.05 0.004 Bal.