| 摘要 |
PURPOSE:To roll and manufacture plural series of H-shape steels without changing rolls. CONSTITUTION:In the combination of a universal mill, edger mill and universal mill, the width of respective horizontal rolls and edger rolls are made variable and also the flattening of the part f unrolled web and expansion of the inside width of web, or the formation of unrolled part and reduction of the inside width of web are executed with either of the universal mills. |
