METHOD FOR PROFILING WELD SEAM OF ELECTRIC WELDED PIPE

PURPOSE:To profile easily and precisely the weld seam of an electric welded pipe by profiling the roll mark of a top roll in the stage of making the pipe thereby determining the position of the weld seam. CONSTITUTION:The top rolls marks 6, 6 formed by rolling down both sides of the beads in the upp...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KATOU YUUICHI, NAGAHAMA YUTAKA, SUGAMASA TETSUAKI, SUGA KATSUYUKI, KOJIMA SHINJI, ISHIRO SABUROU, SHIMADA AKIO, SUGIMOTO YUUJI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PHYSICS TESTING
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