含<strong>He</strong>泡液态金属铝的动态拉伸断裂机制与损伤模型

Loading [MathJax]/jax/output/HTML-CSS/jax.js

含He泡液态金属铝的动态拉伸断裂机制与损伤模型

周婷婷, 赵福祺, 周洪强, 张凤国, 殷建伟

Mechanism and Damage Model for the Dynamic Tensile Fracture of Liquid Aluminum Containing He Bubbles

ZHOU Tingting, ZHAO Fuqi, ZHOU Hongqiang, ZHANG Fengguo, YIN Jianwei

图8 应变率为3.0 × 10¹⁰ s^-1时含He泡铝样品在拉伸过程中的微结构演化

Fig.8 Microstructure evolutions for the sample with He bubble during the dynamic tension process at $\dot{ε}$ = 3.0 × 10¹⁰ s^-1 (The central large pore is He bubble, and the other small pores are new nucleated voids)