METHOD FOR PRODUCING STEEL CONDUIT TUBE AND HIGH SI COMPONENT OR HIGH CR COMPONENT STEEL CONDUIT TUBE

The present invention provides a method of production of electric resistance welded steel pipe able to stably reduce weld defects due to oxides by firing plasma and furthermore able to reduce plasma jet noise and comprises shaping steel plate 1 into a tube and electric resistance welding the abuttin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAMATANI, Hideki, NAKAJI, Tomohiro, MUKAI, Michimasa, ASAHI, Hitoshi, TAKEUCHI, Sunao, MIZUHASHI, Nobuo, TANIMOTO, Michitoshi, MIYAKAWA, Takashi, KODAMA, Shinji
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS PUNCHING METAL SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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