Weight of round bar: steel — theoretical mass table
Theoretical weight for typical sizes in kg/m. Material: Steel; shape: Round bar. Values are calculated from the grade density in the reference book without rolling tolerances, so the actual weight may differ within the tolerances.
| Size | Steel 20, kg/m | Steel 45, kg/m | St3, kg/m | 09G2S, kg/m | 40Kh, kg/m |
|---|---|---|---|---|---|
| Ø 6 mm | 0.222 | 0.222 | 0.222 | 0.222 | 0.221 |
| Ø 8 mm | 0.395 | 0.395 | 0.395 | 0.395 | 0.393 |
| Ø 10 mm | 0.617 | 0.617 | 0.617 | 0.617 | 0.614 |
| Ø 12 mm | 0.888 | 0.888 | 0.888 | 0.888 | 0.884 |
| Ø 14 mm | 1.208 | 1.208 | 1.208 | 1.208 | 1.204 |
| Ø 16 mm | 1.578 | 1.578 | 1.578 | 1.578 | 1.572 |
| Ø 20 mm | 2.466 | 2.466 | 2.466 | 2.466 | 2.457 |
| Ø 25 mm | 3.853 | 3.853 | 3.853 | 3.853 | 3.839 |
| Ø 30 mm | 5.549 | 5.549 | 5.549 | 5.549 | 5.528 |
| Ø 40 mm | 9.865 | 9.865 | 9.865 | 9.865 | 9.827 |
| Ø 50 mm | 15.41 | 15.41 | 15.41 | 15.41 | 15.35 |
| Ø 60 mm | 22.2 | 22.2 | 22.2 | 22.2 | 22.11 |
| Ø 80 mm | 39.46 | 39.46 | 39.46 | 39.46 | 39.31 |
| Ø 100 mm | 61.65 | 61.65 | 61.65 | 61.65 | 61.42 |
Density: Steel 20 — 7850 kg/m³; Steel 45 — 7850 kg/m³; St3 — 7850 kg/m³; 09G2S — 7850 kg/m³; 40Kh — 7820 kg/m³.
Calculate for your own dimensions
Frequently asked questions
How much does round bar Ø 6 mm (Steel 20) weigh in kg/m?
Theoretical mass: 0.222 kg/m. For Ø 100 mm — 61.65 kg/m.
Other shapes in this material
- Angle
- Channel
- Hexagon bar
- I-beam
- Rectangular hollow section
- Flat bar
- Sheet
- Square bar
- Square hollow section
- Tube