GST checks disrupt trading, tighten market liquidity Semis, finished steel prices drop by INR 100-800/t BigMint’s domestic end-cutting scrap index, tracking the Mandi Gobindgarh market, declined by INR 300/tonne (t) d-o-d to INR 42,100/t DAP on 21 September 2026. Mandi Gobindgarh, a key price benchmark for India’s secondary steel market, has witnessed a cautious buying…