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2 去除包铝层和带包铝层的2E12铝合金阳极氧化处理前后的拉伸性能结果

Table 2 Tensile properties of unclad and alclad 2E12 Al-alloy before and after anodizing

Sample	Anodizing time / min	σ_b/ MPa	δ₁₀/ %	σ_P0.2/ MPa
Unclad 2E12 Al-alloy	0	471	21.3	329
	15	471	20.4	328
	30	469	20.7	325
	45	461	20.2	321
	60	466	19.4	325
Alclad 2E12 Al-alloy	0	453	21.4	316
	15	456	19.4	316
	30	453	19.2	317
	45	452	18.1	316
	60	455	18.9	313