By using the upperbound theory,the deformation powers and unit deformation force in upsetting are calculated,and the optimal technological parameters are determined.
英
美
- 应用金属塑性成形的上限理论,计算了管坯变形时的各项功率及管坯镦锻时的单位变形力,并确定了变形时的最佳工艺参数。