L 50×50×9
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 | 50 mm | 1.9685 in |
| Width | 50 mm | 1.9685 in |
| Thickness, t | 9 mm | 0.354331 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 179,000 mm⁴ | 0.430049 in⁴ |
| Elastic modulus, Sₓ | 5,200 mm³ | 0.317323 in³ |
| Radius of gyration, rₓ | 14.7 mm | 0.57874 in |
| Distance to top fibre | 34.4231 mm | 1.3552 in |
| Distance to bottom fibre | 15.5769 mm | 0.6132634 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 179,000 mm⁴ | 0.430049 in⁴ |
| Elastic modulus, S_y | 5,200 mm³ | 0.317323 in³ |
| Radius of gyration, r_y | 14.7 mm | 0.57874 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 23,900 mm⁴ | 0.05742 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 6.47 kg/m | 4.3476 lb/ft |