SF Prep Notes

SAIL supplied all 5,700 tonnes of special steel for INS Dunagiri, Agray and Sanshodhak

The Steel Ministry said on 24 June 2026 that SAIL supplied the entire 5,700 tonnes of special DMR 249A grade steel for INS Dunagiri, INS Agray and INS Sanshodhak, commissioned by PM Modi on 21 June 2026 in Kolkata.

Summary

The Ministry of Steel said on 24 June 2026 that Steel Authority of India Limited (SAIL) supplied the entire 5,700 tonnes of special steel for three recently commissioned Navy ships: the stealth frigate INS Dunagiri, the anti-submarine warfare shallow water craft INS Agray and the survey vessel (large) INS Sanshodhak. Prime Minister Narendra Modi commissioned the ships on 21 June 2026 at Syama Prasad Mookerjee Port, Kolkata. The steel, special-quality DMR 249A grade hot-rolled sheets and plates, came from SAIL's Bokaro, Bhilai and Rourkela Steel Plants.

Key facts

Supplier
SAIL (Maharatna CPSE)
Quantity
Entire 5,700 tonnes
Grade
DMR 249A hot-rolled sheets and plates
Ships
INS Dunagiri, INS Agray, INS Sanshodhak (commissioned 21 June 2026, Kolkata)
Plants
Bokaro, Bhilai, Rourkela

Practice MCQs 1 questions

Q1 Advanced

SAIL said in June 2026 that it supplied all 5,700 tonnes of special steel for INS Dunagiri, INS Agray and INS Sanshodhak. Which grade of steel was supplied?

Show answer

Correct answer: A — DMR 249A

The steel supplied by SAIL includes special quality DMR 249A grade hot-rolled sheets and plates.

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