硫酸阳极化对2E12铝合金力学性能的影响
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陈高红,胡远森,于美,刘建华,李国爱
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Effect of Sulfuric Acid Anodizing on Mechanical Properties of 2E12 Al-alloy
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Gaohong CHEN,Yuansen HU,Mei YU,Jianhua LIU,Guoai LI
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| 表3 去除包铝层的2E12铝合金阳极氧化不同时间后疲劳性能结果 |
| Table 3 Fatigue life of unclad 2E12 Al-alloy anodized for different time |
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| Anodizing time / min | No. | Fatigue lifeNi/ cycle | lgN50 | Fatigue lifeN50/ cycle | Relative life / % |
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| 0 | 1 | 1.63×105 | 5.1600 | 1.45×105 | 100% | | 2 | 1.49×105 | | 3 | 1.57×105 | | 4 | 1.19×105 | | 5 | 1.39×105 | | 15 | 1 | 4.7×104 | 4.6760 | 4.8×104 | 33% | | 2 | 4.8×104 | | 3 | 3.9×104 | | 4 | 4.7×104 | | 5 | 5.8×104 | | 30 | 1 | 5.7×104 | 4.6221 | 4.3×104 | 30% | | 2 | 4.3×104 | | 3 | 4.7×104 | | 4 | 4.0×104 | | 5 | 2.8×104 | | 45 | 1 | 4.9×104 | 4.6445 | 4.4×104 | 30% | | 2 | 4.5×104 | | 3 | 4.7×104 | | 4 | 4.6×104 | | 5 | 3.5×104 | | 60 | 1 | 5.1×104 | 4.7164 | 5.2×104 | 36% | | 2 | 4.9×104 | | 3 | 5.2×104 | | 4 | 6.0×104 | | 5 | 4.9×104 |
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