硫酸阳极化对2E12铝合金力学性能的影响

陈高红,胡远森,于美,刘建华,李国爱

Effect of Sulfuric Acid Anodizing on Mechanical Properties of 2E12 Al-alloy

Gaohong CHEN,Yuansen HU,Mei YU,Jianhua LIU,Guoai LI

表1 前处理溶液的化学组成，处理时间和温度

Table 1 Chemical compositions of metal pretreatment solutions, processing time and temperature

Pretreatment Solution Temperature / °C Time / s Degreasing 20 g/L Na3PO4 50 80 10 g/L Na2CO3 5 g/L NaOH Etching 50 g/L NaOH 50 60 Pickling 400 g/L HNO3 25 10