Hi aspirant

There are few NITs offering Metallurgy and their cut off is more than 600 for OBC.

Its really difficult for you to get seats in metallurgy .If you want to go for other interdisciplinary branch you can try for these colleges:

https://engineering.careers360.com/articles/gate-cutoff-for-nifft-ranchi

https://engineering.careers360.com/articles/gate-cutoff-for-nit-silchar

https://engineering.careers360.com/articles/gate-cutoff-for-nit-srinagar

Check the cut off of other NITs and GFTIs here: https://engineering.careers360.com/articles/gate-cutoff-for-nits

Use GATE predictor tool to predict you the colleges you might get: https://engineering.careers360.com/gate-college-predictor

Hope this helps you.