Weekly (20240113) roll-forming process design (COPRA RF) and practice: V (Heart) Shaped Tube.
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REFERENCE:
[1] CN115890167A, 三腔體結構輥壓型材的製備方法.
Tags: #ColdRollForming , #RollForming , #RollFlower , #COPRA, #COPRARF, #COPRAFEARF.