SAIL and Tata Steel are up 1.5% each. Fitch Ratings downgraded SAIL's major's long-term foreign currency issuer default rating (IDR) to 'BB'from 'BBB-'. Fitch Ratings on Friday downgraded Tata Steel and its long-term foreign currency issuer default rating to 'BB' from 'BB+/stable'. The downgrade was on Tata Steel and Tata Steel UK, the rating agency said in a late evening note.