| 摘要 |
<p>A hot rolling mill, comprising the mills having the mills disposed on a front stage and the mills of a plurality of stands disposed on a rear stage and a cooling means disposed on the outlet side of the mills of at least two stands on the rear stage and cooling a rolled material, the mills further comprising the roll mills of different diameters having a pair of work rolls of different diameters of less than 600 mm in equivalent roll diameter or the very small diameter roll mills having the pair of work rolls of less than 600 mm in diameter, whereby a hot rolled fine grained steel plate can be manufactured smoothly.</p> |
