微量Zr对Al-Zn-Mg-Mn合金板材抗剥落腐蚀性能的影响
柴文茹,陈景超,刘胜胆,叶凌英,林化强,张新明

Effect of Minor Zr Addition on Exfoliation Corrosion Resistance of Al-Zn-Mg-Mn Alloy Sheet
Wenru CHAI,Jingchao CHEN,Shengdan LIU,Lingying YE,Huaqiang LIN,Xinming ZHANG
表4 两种板材的剥落腐蚀等级、最大深度及电化学参数
Table 4 Results of exfoliation corrosion and electrochemical parameters
AlloysCorrosion rating

Maximum corrosion depth

/μm

RsCPERtRpL
/Ω·cm2/F·cm-2/Ω·cm2/Ω·cm2/H·cm2
Al-Zn-Mg-MnEB5931.738.85×10-6227.8425.4411.3
Al-Zn-Mg-Mn-ZrEA42113.961.14×10-5383.91418260