HD 400×262
HD wide flange columns 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 | 387 mm | 15.2362 in |
| Flange width, b_f | 398 mm | 15.6693 in |
| Web thickness, t_w | 21.1 mm | 0.830709 in |
| Flange thickness, t_f | 33.3 mm | 1.311 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 894,000,000 mm⁴ | 2,147.844 in⁴ |
| Elastic modulus, Sₓ | 4,620,000 mm³ | 281.9297 in³ |
| Plastic modulus, Zₓ | 5,260,000 mm³ | 320.9849 in³ |
| Radius of gyration, rₓ | 164 mm | 6.4567 in |
| Distance to top fibre | 193.5 mm | 7.6181 in |
| Distance to bottom fibre | 193.5 mm | 7.6181 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 350,000,000 mm⁴ | 840.8784 in⁴ |
| Elastic modulus, S_y | 1,760,000 mm³ | 107.4018 in³ |
| Plastic modulus, Z_y | 2,680,000 mm³ | 163.5436 in³ |
| Radius of gyration, r_y | 102 mm | 4.0157 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 11,000,000 mm⁴ | 26.4276 in⁴ |
| Warping constant, C_w | 1.09000e+13 mm⁶ | 40,590.481 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 262 kg/m | 176.0559 lb/ft |