PIPE PRODUCTION APPARATUS AND METHOD HAVING A THICKNESS VARIATION

• Main Authors: JANG, DONG SEOK, PARK, JONG BAE
• Format: Patent
• Language: English; Korean
• Published: 04.07.2016
• Subjects: AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL; MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING

The present invention relates to an apparatus to produce a pipe with a thickness variation and a method to produce the same to produce the pipe without a joint and a welding process. More specifically, a drawing apparatus of the pipe without the joint to skip the welding process is provided to adjus...