The tension test at room temperature is used to study the size effect of thin copper sheet with different crystal size, different thickness and different strainrate.
对所制备的薄铜板进行了室温拉伸实验，研究薄铜板在不同晶粒大小、不同板厚和不同应变速率下的尺寸效应。
2
The results indicate that the deformation mechanic under the action of temperature and strainrate is related to the viscosity effect in process of dislocation motions.
研究认为温度与应变率影响的变形机制与位错运动过程的粘性效应有关。
3
According to the simulation results, we studied the effect of the process parameters, including the deformation temperature, initial strainrate and stroke, on the load, equivalent st...