HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME

• Main Authors: SHIRASAKI Sonomi, GOTO Hiroto, KIMURA Yukio, NISHIURA Nobuo, UEOKA Satoshi
• Format: Patent
• Language: English; French; German
• Published: 08.01.2020
• Subjects: AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL; MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING

Provided is a hot-rolled steel sheet which does not exceed the allowable load of a coil opener during unwinding, even with a coil of a thick, wide, high-strength hot-rolled steel sheet. The hot-rolled steel sheet includes a steel sheet (S) cut in unsteady portions at its longitudinal head and tail e...