The three main types of steel bars used in construction are: 1. **Mild Steel Bars (MS Bars):** These bars are plain in surface and are round, square, or flat in shape. They are commonly used for general construction purposes where high strength is not a primary requirement. 2. **Deformed Steel Bars (TMT Bars):** Thermo-Mechanically Treated (TMT) bars have ribs, lugs, or deformat... https://steeloncall.com/