Apparatus and method for manufacturing steel tube

An apparatus and method for manufacturing a steel tube arc provided. The apparatus includes: a tube-forming device for forming a steel plate into a steel tube; a heat treatment device connected in-line to the tube-forming device to heat the steel tube to a high temperature; a pre-treatment device fo...

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Bibliographische Detailangaben
1. Verfasser: KIM GI HYEOUG,KIM SUN CHANG,SIM JAE PYEONG,KIM JONG SEO,KIM KYUNG YUN,KIM YONG KIL
Format: Patent
Sprache:eng
Schlagworte:
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