L 250×250×30
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 | 30 mm | 1.1811 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 80,900,000 mm⁴ | 194.363 in⁴ |
| Elastic modulus, Sₓ | 457,000 mm³ | 27.8879 in³ |
| Radius of gyration, rₓ | 75.7 mm | 2.9803 in |
| Distance to top fibre | 177.0241 mm | 6.9695 in |
| Distance to bottom fibre | 72.9759 mm | 2.8731 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 80,900,000 mm⁴ | 194.363 in⁴ |
| Elastic modulus, S_y | 457,000 mm³ | 27.8879 in³ |
| Radius of gyration, r_y | 75.7 mm | 2.9803 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 4,370,000 mm⁴ | 10.499 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 111 kg/m | 74.5886 lb/ft |