HR Coils & Plates , GI Coils

Ours is a Mumbai based company engaged into import & export of engineering goods and primarily steel materials.
We would like to contact manufacturers of HR Coils & Plates , GI Coils, TOR Steel used for construction purpose,European standard sections like IPE / IPN / UPN etc.,Round Bars,Pipes etc.etc.
Can you please provide us more information for capable suppliers.