Mn2+ 对304L和C25不锈钢在高温硝酸中腐蚀行为的协同作用机制与响应曲面模型研究

孙欣, 屈佳伟, 高子淋, 郑越, 马爱利, 姚琳, 张连民, 郑玉贵

Mechanism and Response Surface Model for Effect of Mn2+ on 304L and C25 Stainless Steels in High-temperature Nitric Acid

SUN Xin, QU Jiawei, GAO Zilin, ZHENG Yue, MA Aili, YAO Lin, ZHANG Lianmin, ZHENG Yugui

表3 实验影响因素及水平设计

Table 3 Influence factors and level design of experiment

Factor Low level (-1) Hight level(1) A: temperature (℃) 60 Boiling B: nitric acid concentration (mol/L) 3 6 C: Mn2+ ion concentration (g/L) 0.1 10