L 120×80×10
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 | 80 mm | 3.1496 in |
| Thickness, t | 10 mm | 0.393701 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2,760,000 mm⁴ | 6.6309 in⁴ |
| Elastic modulus, Sₓ | 34,100 mm³ | 2.0809 in³ |
| Radius of gyration, rₓ | 38 mm | 1.4961 in |
| Distance to top fibre | 80.9384 mm | 3.1866 in |
| Distance to bottom fibre | 39.0616 mm | 1.5379 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 981,000 mm⁴ | 2.3569 in⁴ |
| Elastic modulus, S_y | 16,200 mm³ | 0.988585 in³ |
| Radius of gyration, r_y | 22.6 mm | 0.889764 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 68,700 mm⁴ | 0.165052 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 15 kg/m | 10.0795 lb/ft |