the future of energy efficiency in the steel industry - aceeeThe flow chart in figure I illustrates the basic steelmaking steps. . The average energy intensity in the U.S. steel . U.S. Steel Industry Average Energy Intensity.flow diagram of typical steel industry,Classifying iron and steel for import and export - GOV.UKPig iron is the main primary product of the iron and steel industry. . as it is generally obtained directly from ores, despite often being referred to in normal trading as a ferro-alloy. ... A flow chart on how to classify iron or non-alloy steel (7206 -.
flow diagram of typical steel industry