INSPECTION METHOD, INSPECTION APPARATUS AND CONTROL METHOD OF ROLLING APPARATUS

To provide an inspection method which can highly accurately detect a minute concave-convex defect generated on the surface of a metal rolled plate.SOLUTION: An inspection method comprises: a step A of preparing a metal plate WP that is rolled along the first direction; a step B of projecting the str...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FUJIMORI TAKAOKI, DOMAE IKUHIRO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MEASURING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PHYSICS PUNCHING METAL ROLLING OF METAL TESTING TRANSPORTING
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