The shape surface template based on fast design procedures of mold surface of the drawing die for outer panels is introduced.
介绍了基于型面模板的覆盖件拉延模型面快速设计过程。
The said experiments show that with the roll-die drawing process the drawing force can be considerably reduced and surface quality of the shape steel tube improved.
试验证明，辊拔工艺可显著降低拔制力，提高异型钢管表面质量。
The said experiments show that with the roll-die drawing process the drawing force can be considerably reduced and surface quality of the shape steel tube improved.
试验证明，辊拔工艺可显著降低拔制力，提高异型钢管表面质量。
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