METHOD FOR MONITORING WELDING OF ELECTRIC RESISTANCE WELDED STEEL PIPE, METHOD FOR MANUFACTURING ELECTRIC RESISTANCE WELDED STEEL PIPE, DEVICE FOR MONITORING WELDING OF ELECTRIC RESISTANCE WELDED STEEL PIPE, AND DEVICE FOR MANUFACTURING ELECTRIC RESISTANCE WELDED STEEL PIPE

A method for monitoring welding of an electric resistance welded steel pipe of the present invention includes: an image acquisition step in which, when an electric resistance welded steel pipe is welded, a V-convergence portion including an edge detection area and a V-convergence point, and a weldin...

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Bibliographische Detailangaben

Hauptverfasser:	MUKAI, Michimasa, FUKAMI, Toshisuke, MIYAKAWA, Takashi, HASEGAWA, Noboru
Format:	Patent
Sprache:	eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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