Hot-rolled unalloyed flat products in sheets, width 600 mm or more, thickness more than 15 mm Hot-rolled unalloyed flat products in sheets, width 2050 mm and more, thickness more than 10 mm but not more than 15 mm Hot-rolled unalloyed flat rolled products in sheets, width 600 mm or more but less than 2050 mm, thickness more than 10 mm but n Hot-rolled unalloyed flat rolled products in sheets, width 600 mm or more but less than 2050 mm, thickness more than 10 mm but n