Hot rolling equipment and hot rolling method
AssigneeNippon Steel Corporation
InventorsHiroshi NIITANI, Toshikazu AOKI, Yuki KIHARA
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AssigneeNippon Steel Corporation
InventorsHiroshi NIITANI, Toshikazu AOKI, Yuki KIHARA
Estimating the term…
Hot rolling equipment for hot rolling a steel material containing Cu, the hot rolling equipment including: a heating furnace; a rough rolling apparatus including a plurality of rolling mills that rough roll on the steel material; a finish rolling apparatus that finish rolls on the steel material; and a removal apparatus that removes a target region including cracks caused by a Cu-rich layer that is present at a surface side of the steel material that is being rough rolled or has been rough rolled and in which a concentration of Cu components is higher than a concentration of Cu components in a base material of the steel material, wherein the removal apparatus is provided downstream of a rolling mill located furthest upstream among the plurality of rolling mills in the rough rolling apparatus in a transport direction of the steel material and upstream of the finish rolling apparatus.
Hot rolling equipment for hot rolling a steel material containing Cu, the hot rolling equipment comprising:
A hot rolling method for hot rolling a steel material containing Cu, the hot rolling method comprising:
Dependencies are inferred from the claim text.