Steel Weight Calculator (TMT)
Calculate weight of TMT reinforcement bars using the standard formula w = D²/162.28 kg/m.
Steel Weight
Per meter weight: 0.887 kg/m
Total weight: 10.65 kg
| Grade | Fe500 |
| Diameter | 12 mm |
| Bars × Length | 1 × 12.00 m |
| Rate | ₹68/kg |
| Estimated Cost | ₹724 |
Standard Weights (kg/m)
| Dia (mm) | kg/m | kg / 12m bar |
|---|---|---|
| 6 | 0.222 | 2.66 |
| 8 | 0.394 | 4.73 |
| 10 | 0.616 | 7.39 |
| 12 | 0.887 | 10.65 |
| 16 | 1.578 | 18.93 |
| 20 | 2.465 | 29.58 |
| 25 | 3.851 | 46.22 |
| 32 | 6.310 | 75.72 |
| 40 | 9.860 | 118.31 |
Formula: w (kg/m) = D² / 162.28 where D = diameter in mm. Standard TMT bar length supplied in India = 12m.