Question

If carbon present in cast iron is mostly in the free state, it is called

Answer 1

answer :- white cast iron


explanation :- well, cast iron means alloy of iron and carbon in which carbon included greater than or equal to 2 % .

and White cast iron is a cast iron without any alloy addition and with low C and Si content such that the structure is hard brittle iron carbide with no free graphite.

or you can say that if carbon present in cast iron is mostly in the free state , it is called White cast iron.