Process and apparatus for production of welded tubes

Details Process and apparatus for production of welded tubes Process and apparatus for production of welded tubes

B - Operations, Transporting

21

C

26/155

B21C 37/08 (2006.01) B23K 9/025 (2006.01)

Patent

CA 1128737

IMPROVED PROCESS AND APPARATUS FOR PRODUCTION OF WELDED TUBES Abstract of Disclosure An improved process and apparatus for continuous production of welded tubes is disclosed wherein a metal strip material is formed into a tubular form, the longitudinal edges thereof welded, and the welded seam cold worked by the application of a high frequency pulsating force to each area of the seam, while it is supported and widened from within.

348138

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