Jun 09, 2018 Jun 09, 2018 Integrated Steel Plant Process Flow Diagram Process Crusher Integrated Steel Plant Process Flow Diagram 53 Views konw more . . Unlike integrated steel mills, which make new steel from iron ore in a blast furnace, The mini mill steel production process has several stages.Taiwans Formosa Plastics Group cuts stake in Vietnam mill . INTEGRATED STEELMAKING PROCESS FLOW 4 ... Finishing mill temps o Steel enters at 1950-1550 F o Steel exits at 1750-1550 F Temperature selected depends upon properties desired. Determines shape and gauge. Generally takes 6-7 mill stands to reduce to final gauge.