ELECTRICALLY WELDED STRAIGHT-SEAM TUBE MAKING METHOD

FIELD: rolled stock production, namely process of continuous manufacture of electrically welded straight-seam tubes. ^ SUBSTANCE: method comprises steps of forming tube blank from band; elongating tube blank at elongation factor 1.005 - 1.012; welding it in welding stand by means of annular inductor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JUSUPOV V.S, DOZORTSEV JU.K, TRAJNO A.I, TJULJAPIN A.N, BARABANTSEV G.E, KOLOBOV A.V
Format:	Patent
Sprache:	eng ; rus
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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