What are the composition of pig iron?.

Pig Iron: Composition:

SN	Impurities	%
1	Carbon (C)	3- 4.3
2	Silicon (Si)	1-2.0
3	Manganese (Mn)	0.5-2.0
4	Phosphorous (P)	0.05-2.0
5	Sulphure (S)	0.05-1.0