本文论述了锥台形空心件挤压成形工艺和模具设计要点,给出了实用的模具结构。
A dissertation is made on the process and main points of the die design for extruding the hollow parts of the frustum type.
从而为确定类似空心零件挤压生产工艺参数提供了一种简便而行之有效的方法。
As a result, a feasible simple method to determine the param-ete of extrusion with the similar hollow part is provided.
介绍了一种新的奥氏体不锈钢无缝管材制备工艺,即对空心铸坯直接热挤压制备荒管。
A new processing technique for seamless tubes manufacture of austenitic stainless steel is introduced, in which hollow cast blank is directly used for hot extrusion.
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