| 摘要 |
PURPOSE:To provide a rolling mill line for H-beam with which the generation of bucking of flange is prevented, also flange width is efficiently reduced by restraining the deviation of the web center at the time of edging the flange width of an H-beam and which is relatively inexpensive. CONSTITUTION:The rolling mill line for the H-beam is provided with a break down mill 10, 1st and 2nd universal mills 11, 14, intermediate rolling mill group 15 having an edger mill 12 which is arranged between the 1st and 2nd universal mills 11, 14 and finishing universal mill 13 succeeding to the intermediate rolling mill group 15 and is a rolling mill line for rolling a material 3 to be rolled into the H-beam. And, a non-driven edger roll 16 which is arranged between the edger mill 12 and at least one side of the 1st and 2nd universal mills 11, 14 and with which the flanges of the material 3 to be rolled are edged from both sides is provided. |
