| Property | Specification |
| Material | Mild Steel with added alloying elements (as per grade) |
| Diameter Range | 8 mm to 40 mm (standard sizes) |
| Length | Standard: 12 meters (custom lengths available) |
| Shape | Circular cross-section with ribbed surface |
| Surface Finish | Ribbed (deformed) for better concrete grip |
| Density | ~7.85 g/cm³ |
| Tensile Strength | 415 – 600 MPa (depends on grade, e.g., Fe 415, Fe 500, Fe 550, etc.) |
| Yield Strength | 415 – 550 MPa |
| Elongation | 14% – 20% (based on grade) |
| Hardness | Outer: Hard (quenched); Core: Soft and ductile |
| Thermal Conductivity | Moderate; allows welding and bending |
| Corrosion Resistance | Moderate; can be improved with epoxy or galvanization |
| Manufacturing Standard | IS 1786 (India), ASTM A615 (USA), BS 4449 (UK), etc. |