Indian state owned steel giant Steel Authority of India Limited has supplied 4300 tonnes of special steel for India’s two indigenous navy warships INS Udaygiri & INS Surat, launched by India’s Defence Minister Mr Rajnath Singh at Mazagon Docks Limited in Mumbai. The steel supplied by SAIL comprises DMR 249A grade Plates and HR Sheets. The entire quantity of steel has been supplied from SAIL’s Bokaro, Bhilai and Rourkela Steel Plants. Earlier, SAIL had supplied special quality steel for India’s various defense projects including INS Vikrant, INS Kamorta among others.ArcelorMittal Nippon Steel India also tweeted that “The ceremonious launch by @rajnathsingh is a momentous occasion. @AMNSIndia is proud to have supplied steel for INS Surat, an indigenous warship by @MazagonDockLtd. In the past, we did so for INS Visakhapatnam, INS Mormugao, and INS Imphal.”INS Udaygiri, named after Udaygiri mountain range in the state of Andhra Pradesh, is the third ship of Project 17A Frigates. It is the new version of the Leander class ASW frigate with better stealth features, advanced weapons, sensors & platform management systems.INS Surat is the fourth ship of Project 15B Destroyer and has been built using the Block construction methodology which involved hull construction at two different geographical locations and has been joined together at Mazagon Docks.