AlSi10Mg多孔结构在不同加载应变率下的损伤模式及响应机制

蔡宣明, 张伟, 范志强, 高玉波, 王俊元, 张柱军

Damage Modes and Response Mechanisms of AlSi10Mg Porous Structures Under Different Loading Strain Rates

CAI Xuanming, ZHANG Wei, FAN Zhiqiang, GAO Yubo, WANG Junyuan, ZHANG Zhujun

图6 AlSi10Mg多孔结构在低应变率(0.009 s-1)下的变形破坏模式及破坏位置示意图

Fig.6 Deformation failure mode (a-d, f-i, k-n) and schematics of damage location (dash lines) (e, j, o) at the first region (a-e), the second region (f-j), and the third region (k-o) of AlSi10Mg porous structure at low strain rates (0.009 s-1) (elastic deformation, the strain ε ≈ 2%; first fracture, ε ≈ 6.7%; collapse, ε ≈ 30%)