L 120×120×12
Angles from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 120 mm | 4.7244 in |
| Width | 120 mm | 4.7244 in |
| Thickness, t | 12 mm | 0.472441 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 3,680,000 mm⁴ | 8.8412 in⁴ |
| Elastic modulus, Sₓ | 42,700 mm³ | 2.6057 in³ |
| Radius of gyration, rₓ | 36.5 mm | 1.437 in |
| Distance to top fibre | 86.1827 mm | 3.393 in |
| Distance to bottom fibre | 33.8173 mm | 1.3314 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 3,680,000 mm⁴ | 8.8412 in⁴ |
| Elastic modulus, S_y | 42,700 mm³ | 2.6057 in³ |
| Radius of gyration, r_y | 36.5 mm | 1.437 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 142,000 mm⁴ | 0.341156 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 21.6 kg/m | 14.5145 lb/ft |