I have been passed Dip. metallurgy engg. in 2000 B.tech Mech. cont(6th semeste i would like to do Master or PG in metallurgy,suggest please.

june 2013 B.tech mech will be complete,i would like to returne to field of metallurgy by distance course of Post graduate or master degree,when should i join it, is it possible with t B.Tech,suggest colleage for that in gujarat or india.is this course possible in fast trac (short period)