2. Steelmaking
2.1 From iron ore to steel
To make steel, iron ore alone is not enough. In reality, there are three main raw materials involved in steel production:
iron ore ;
metallurgical coke ;
scrap metal.
Recycling accounts for a significant proportion of steelmaking inputs. Iron ore with added coke passes through a blast furnace to produce pig iron, from which steel is obtained.
2.2 Cast-iron...
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Steelmaking
Different types of steel
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