a)Uses of cast iron :
`rarr` cast iron is used for casting stoves, raiway sleepers ,gutter pipes , toys etc.
`rarr` it is used in manufacturing of wrought iron and steel.
`rarr` uses of wrought iron :
b) `rarr` wrought iron is used in making anchors, wires.
`rarr` wrought iron is used in making chains and agricultural implements.
c) uses of stainless steel :
`rarr` Nickel steel is used for making cables , automobiles and aeroplane parts.
`rarr` Nickel steel is used for marking pendulum , measuring tapes , chrome steel for cutting tools and crashing machines.
d) uses of stainless steel :
`rarr` stainless steel is used in manufacturing of cycles , automobiles.
`rarr` stainless steel is used in manufacturing of utensils,pens etc.
