[Sir Henry Bessemer]’s method for turning pig iron into steel was a great boon to industry because it made production faster and more cost-effective. More importantly, [Bessemer]’s process ...

the cast iron was deprived of its carbon and silicon, and converted into malleable iron. M. Tissier also operated ou gray pig iron containing six and a half per cent of silicon, and graphitic carbon.

Cast irons are a large group of ferrous alloys which contain a large amount of carbon and solidify with a eutectic (chemical carbide which solidifies at a lower temperature). They are derived from pig ...