HD 400×1086
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 | 569 mm | 22.4016 in |
| Flange width, b_f | 454 mm | 17.874 in |
| Web thickness, t_w | 78 mm | 3.0709 in |
| Flange thickness, t_f | 125 mm | 4.9213 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 5.96000e+9 mm⁴ | 14,318.957 in⁴ |
| Elastic modulus, Sₓ | 20,900,000 mm³ | 1,275.396 in³ |
| Plastic modulus, Zₓ | 27,200,000 mm³ | 1,659.846 in³ |
| Radius of gyration, rₓ | 207 mm | 8.1496 in |
| Distance to top fibre | 284.5 mm | 11.2008 in |
| Distance to bottom fibre | 284.5 mm | 11.2008 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1.96000e+9 mm⁴ | 4,708.919 in⁴ |
| Elastic modulus, S_y | 8,640,000 mm³ | 527.2451 in³ |
| Plastic modulus, Z_y | 13,400,000 mm³ | 817.7182 in³ |
| Radius of gyration, r_y | 119 mm | 4.685 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 605,000,000 mm⁴ | 1,453.518 in⁴ |
| Warping constant, C_w | 9.61000e+13 mm⁶ | 357,866.535 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 1,086 kg/m | 729.7583 lb/ft |