Weight of rectangular hollow section: steel — theoretical mass table
Theoretical weight for typical sizes in kg/m. Material: Steel; shape: Rectangular hollow section. 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 |
|---|---|---|---|---|---|
| 30 × 20 × 2 mm | 1.444 | 1.444 | 1.444 | 1.444 | 1.439 |
| 40 × 20 × 2 mm | 1.758 | 1.758 | 1.758 | 1.758 | 1.752 |
| 40 × 25 × 2 mm | 1.915 | 1.915 | 1.915 | 1.915 | 1.908 |
| 50 × 25 × 2 mm | 2.229 | 2.229 | 2.229 | 2.229 | 2.221 |
| 60 × 40 × 3 mm | 4.427 | 4.427 | 4.427 | 4.427 | 4.41 |
| 80 × 40 × 3 mm | 5.369 | 5.369 | 5.369 | 5.369 | 5.349 |
| 80 × 60 × 3 mm | 6.311 | 6.311 | 6.311 | 6.311 | 6.287 |
| 100 × 50 × 4 mm | 8.918 | 8.918 | 8.918 | 8.918 | 8.883 |
| 120 × 60 × 4 mm | 10.8 | 10.8 | 10.8 | 10.8 | 10.76 |
| 160 × 80 × 5 mm | 18.05 | 18.05 | 18.05 | 18.05 | 17.99 |
Density: Steel 20 — 7850 kg/m³; Steel 45 — 7850 kg/m³; St3 — 7850 kg/m³; 09G2S — 7850 kg/m³; 40Kh — 7820 kg/m³.
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Frequently asked questions
How much does rectangular hollow section 30 × 20 × 2 mm (Steel 20) weigh in kg/m?
Theoretical mass: 1.444 kg/m. For 160 × 80 × 5 mm — 18.05 kg/m.