4种镁合金在Cl--NH4+-NO3-溶液体系中的腐蚀行为差异研究
于浩冉, 张文丽, 崔中雨(
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Difference in Corrosion Behavior of Four Mg-alloys in Cl--NH4+-NO3- Containing Solution
YU Haoran, ZHANG Wenli, CUI Zhongyu()
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图4. AZ31，AZ91和ZK61合金在NaCl溶液中浸泡12 h后的腐蚀形貌
Fig.4. Corrosion morphologies of AZ31 (a1~a4), AZ91 (b1~b4) and ZK61 (c1~c4) alloys after immersion for 12 h in 0.1 mol/L NaCl solutions with different concentrations of NH4NO3: (a1) 0, (a2) 0.001 mol/L, (a3) 0.01 mol/L, (a4) 0.1 mol/L, (b1) 0, (b2) 0.007 mol/L, (b3) 0.02 mol/L, (b4) 0.04 mol/L, (c1) 0, (c2) 0.0002 mol/L, (c3) 0.05 mol/L, (c4) 0.09 mol/L
