We live essentially in age of iron and steel ."Because of its hardness,strength and durability".Iron is the most important and widely used metal in the service of man.Although Indians are known for their technique of smelting iron since early time,the first iron and steel unit on modern lines was established in 1830 at Porto Nova in Tamil Nadu.The real beginig o the modern iron and steel industry was made in 1907 only when Tata Iron and steel company (TISCO) was set up at Jamshedpur.Its loaction is primarily controlled by the availability of raw materials.