Steel mill
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A steel mill or steelworks is an industrial plant for the manufacture of steel. It may be an integrated steel works carrying out all steps of steelmaking from smelting iron ore to rolled product, but
Integrated steel mill in the Netherlands. The two large towers are blast furnaces.
Otis Steel Mill, Ohio, 1929
Brackenridge Works, Pennsylvania, 1941
Blast furnaces of Třinec Iron and Steel Works
Pig iron
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Pig iron is an intermediate good used by the iron industry in the production of steel. It is developed by smelting iron ore in a blast furnace. Pig iron has a high carbon content, typically 3.8–4.7%,
Steel mill
…steps of steelmaking from smelting iron ore to rolled product, but may also be a plant where steel semi-finished casting products are made from molten pig iron or from scrap. Since the invention of the Bessemer process, steel mills have replaced ironworks, based on puddling or fining methods. New ways to produce…
Pig iron used to manufacture ductile iron
Casting pig iron at the Iroquois smelter in Chicago between 1890 and 1901
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