L 250×250×31
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 | 250 mm | 9.8425 in |
| Width | 250 mm | 9.8425 in |
| Thickness, t | 31 mm | 1.2205 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 83,100,000 mm⁴ | 199.6485 in⁴ |
| Elastic modulus, Sₓ | 471,000 mm³ | 28.7422 in³ |
| Radius of gyration, rₓ | 75.6 mm | 2.9764 in |
| Distance to top fibre | 176.4331 mm | 6.9462 in |
| Distance to bottom fibre | 73.5669 mm | 2.8963 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 83,100,000 mm⁴ | 199.6485 in⁴ |
| Elastic modulus, S_y | 471,000 mm³ | 28.7422 in³ |
| Radius of gyration, r_y | 75.6 mm | 2.9764 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 4,800,000 mm⁴ | 11.532 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 114 kg/m | 76.6045 lb/ft |