L 70×70×9
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 | 70 mm | 2.7559 in |
| Width | 70 mm | 2.7559 in |
| Thickness, t | 9 mm | 0.354331 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 525,000 mm⁴ | 1.2613 in⁴ |
| Elastic modulus, Sₓ | 10,600 mm³ | 0.646852 in³ |
| Radius of gyration, rₓ | 21 mm | 0.826772 in |
| Distance to top fibre | 49.5283 mm | 1.9499 in |
| Distance to bottom fibre | 20.4717 mm | 0.8059731 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 525,000 mm⁴ | 1.2613 in⁴ |
| Elastic modulus, S_y | 10,600 mm³ | 0.646852 in³ |
| Radius of gyration, r_y | 21 mm | 0.826772 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 34,800 mm⁴ | 0.083607 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 9.32 kg/m | 6.2628 lb/ft |