| 摘要 |
<p>PURPOSE:To provide hot rolling rolls for steel sheet with which the control range of sheet crown can be extended. CONSTITUTION:These rolls consist of upper and lower bottle-shaped work rolls 5A, 5B which are mutually inversely arranged and upper and lower columnar back-up rolls 6A, 6B. The upper and lower work rolls 5A, 5B are mutually inversely shifted along their axial directions, the upper work roll 5A and upper back-up roll 6A and the lower work roll 5B and lower back-up roll 6B are respectively integrally and mutually inversely turned in the horizontal plane.</p> |
