Steel Rebar Weight Calculator
Calculate the weight of steel rebars based on diameter, length and material type.
How to use this calculator:
- Select the rebar diameter from standard sizes (in mm)
- Enter the length of the rebar in meters or feet
- Select the material type from the dropdown menu
- Enter the quantity of rebars (default is 1)
- Click “Calculate Weight” to get the results
This calculator provides the weight of steel rebars based on their dimensions and material density. Results are shown in kilograms (kg).
Standard Rebar Sizes Reference
| Metric Size (mm) | US Size | Cross Section (mm²) | Weight (kg/m) |
|---|---|---|---|
| 6 mm | #2 | 28.3 | 0.222 |
| 10 mm | #3 | 78.5 | 0.616 |
| 12 mm | #4 | 113.1 | 0.888 |
| 16 mm | #5 | 201.1 | 1.579 |
| 20 mm | #6 | 314.2 | 2.466 |
| 25 mm | #8 | 490.9 | 3.853 |
| 32 mm | #10 | 804.2 | 6.313 |
| 40 mm | – | 1256.6 | 9.864 |