预拉伸变形对欠时效7N01铝合金板材疲劳断裂的影响
Effect of Pre-Tension on the Fatigue Fracture of Under-Aged 7N01 Aluminum Alloy Plate
(a) undeformed (b) 3% (c) 5% (d) 8% (e) 12% (f) 16% (g) 20%
预拉伸变形对欠时效7N01铝合金板材疲劳断裂的影响 |
| 田妮, 石旭, 刘威, 刘春城, 赵刚, 左良 |
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Effect of Pre-Tension on the Fatigue Fracture of Under-Aged 7N01 Aluminum Alloy Plate |
| TIAN Ni, SHI Xu, LIU Wei, LIU Chuncheng, ZHAO Gang, ZUO Liang |
| 图9 欠时效态7N01铝合金板材经不同程度预拉伸变形后的疲劳裂纹扩展示意图 |
| Fig.9 Schematics of fatigue crack propagation of under-aged 7N01 aluminum alloy plate after different pre-tensile deformations (a) undeformed (b) 3% (c) 5% (d) 8% (e) 12% (f) 16% (g) 20% |
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