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Analyzing by upper-bound method for multi-channel extrusion workpiece on the rectangular-ring
Author(s): 
Pages: 60-63,79
Year: Issue:  2
Journal: JOURNAL OF PLASTICITY ENGINEERING

Keyword:  矩形环挤压上限元;
Abstract: 采用矩形环上限元技术,建立了多通道挤压件各区域的动可容速度场,通过上限功率的计算,得出各挤压通道挤出尺寸及挤压力的上限解,计算结果与实测数据进行了比较.
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