Steel round bar weight chart
Weight per meter (kg/m) and per foot (lb/ft) of solid round steel bar, calculated with a density of 7,850 kg/m³. Multiply by the length you need, or use the calculator below for any diameter.
| Diameter | kg/m | lb/ft |
|---|---|---|
| Ø 6 mm | 0.22 | 0.15 |
| Ø 8 mm | 0.39 | 0.27 |
| Ø 10 mm | 0.62 | 0.41 |
| Ø 12 mm | 0.89 | 0.6 |
| Ø 14 mm | 1.21 | 0.81 |
| Ø 16 mm | 1.58 | 1.06 |
| Ø 18 mm | 2 | 1.34 |
| Ø 20 mm | 2.47 | 1.66 |
| Ø 22 mm | 2.98 | 2.01 |
| Ø 25 mm | 3.85 | 2.59 |
| Ø 28 mm | 4.83 | 3.25 |
| Ø 30 mm | 5.55 | 3.73 |
| Ø 32 mm | 6.31 | 4.24 |
| Ø 35 mm | 7.55 | 5.08 |
| Ø 40 mm | 9.86 | 6.63 |
| Ø 45 mm | 12.48 | 8.39 |
| Ø 50 mm | 15.41 | 10.36 |
| Ø 55 mm | 18.65 | 12.53 |
| Ø 60 mm | 22.2 | 14.91 |
| Ø 65 mm | 26.05 | 17.5 |
| Ø 70 mm | 30.21 | 20.3 |
| Ø 75 mm | 34.68 | 23.3 |
| Ø 80 mm | 39.46 | 26.51 |
| Ø 90 mm | 49.94 | 33.56 |
| Ø 100 mm | 61.65 | 41.43 |
| Diameter | kg/m | lb/ft |
|---|---|---|
| Ø 1/4" | 0.25 | 0.17 |
| Ø 5/16" | 0.39 | 0.26 |
| Ø 3/8" | 0.56 | 0.38 |
| Ø 1/2" | 0.99 | 0.67 |
| Ø 5/8" | 1.55 | 1.04 |
| Ø 3/4" | 2.24 | 1.5 |
| Ø 7/8" | 3.05 | 2.05 |
| Ø 1" | 3.98 | 2.67 |
| Ø 1-1/4" | 6.22 | 4.18 |
| Ø 1-1/2" | 8.95 | 6.01 |
| Ø 1-3/4" | 12.18 | 8.19 |
| Ø 2" | 15.91 | 10.69 |
| Ø 2-1/2" | 24.86 | 16.71 |
| Ø 3" | 35.8 | 24.06 |
| Ø 4" | 63.64 | 42.77 |
For other materials, multiply by the density ratio: stainless steel ≈ ×1.02, aluminum ≈ ×0.344 (2,700 ÷ 7,850).
Calculate any size
Inputs
Density 7,850 kg/m³
pcs
Result
Total weight
14.8kg
32.62 lb
- Weight per piece
- 14.8kg32.62 lb
- Weight per meter
- 2.466kg/m1.657 lb/ft
- Density
- 7,850kg/m³
Formula
Weight = π × (Diameter ÷ 2)² × Length × Density
Pro feature