| 摘要 |
Provided is a leveling strip of a rolled steel sheet including upper rolls and lower rolls arranged alternately up and down, with a gap in-between, along a proceeding line of the rolled steel sheet, wherein each of the upper rolls and the lower rolls have a structure where two or more rolls form a set, for efficient planarization of a next rolled steel sheet and for performing a uniform plasticity bending process in a thickness direction. |
