What material is cast iron?
Generally speaking, pig iron has a certain hardness, but the toughness is poor. Upstairs said in great detail.
Cast iron itself is a kind of material, but cast iron has grey cast iron, nodular cast iron, malleable cast iron and so on. There are several brands in each class.
A general term for alloys consisting of iron and carbon and silicon. In these alloys, the carbon content exceeds the amount retained in the austenite solid solution at the eutectic temperature.A category that belongs to iron.
