SAIL provides special DMR grade steel for INS Vikrant

The Steel Authority of India Ltd (SAIL), a ‘Maharatna’ Public Sector Undertaking, has supplied the entire DMR grade specialty steel for the nation’s first indigenously built aircraft carrier, INS Vikrant. In a major feat and towards building an ‘Atmanirbhar Bharat’, SAIL has supplied about 30,000 tonnes of the specialty steel for building this carrier for Indian Navy, which was commissioned on 2 September at Cochin Shipyard. The steel supplied by SAIL for this project comprises of special DMR grade plates. These plates have been developed by SAIL in collaboration with the Indian Navy and DMRL. DMR plates of Grade 249 A were used for the hull and vessel interiors and Grade 249 B for the flight deck of this warship. The entire quantity of speciality steel, except for the bulb bars, has been supplied by SAIL’s integrated steel plants at Bhilai, Bokaro and Rourkela. This special grade steel which has been used for the construction of INS Vikrant is an import substitute. “With the commissioning of INS Vikrant, our nation has forayed into the elite club of nations which can build their own aircraft carriers and it is extremely gratifying for SAIL to be a partner in creating this engineering marvel,” the company said in a statement. See also: Essar Group to sell infra assets to ArcelorMittal Nippon SteelTata Steel to invest in hydrogen-based steel manufacturing