316L和HR-2不锈钢在盐酸液膜环境中的钝化与点蚀

何壮,王兴平,刘子涵,盛耀权,米梦芯,陈琳,张岩,李宇春

Passivation and Pitting of 316L and HR-2 Stainless Steel in Hydrochloric Acid Liquid Membrane Environment

Zhuang HE,Xingping WANG,Zihan LIU,Yaoquan SHENG,Mengxin MI,Lin CHEN,Yan ZHANG,Yuchun LI

表1 两种不锈钢的化学成分 (mass fraction / %)

Table 1 Compositions of 316L and HR-2 stainless steel (mass fraction / %)

Steel C Si Mn P S Cr Ni Mo N Fe 316L 0.021 0.512 1.391 0.028 0.003 16.88 12.65 2.1 0.012 Bal. HR-2 0.033 0.230 9.235 0.005 0.004 19.30 7.40 --- 0.320 Bal.