HD 400×216
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 | 375 mm | 14.7638 in |
| Flange width, b_f | 394 mm | 15.5118 in |
| Web thickness, t_w | 17.3 mm | 0.681102 in |
| Flange thickness, t_f | 27.7 mm | 1.0906 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 711,000,000 mm⁴ | 1,708.184 in⁴ |
| Elastic modulus, Sₓ | 3,790,000 mm³ | 231.28 in³ |
| Plastic modulus, Zₓ | 4,260,000 mm³ | 259.9612 in³ |
| Radius of gyration, rₓ | 161 mm | 6.3386 in |
| Distance to top fibre | 187.5 mm | 7.3819 in |
| Distance to bottom fibre | 187.5 mm | 7.3819 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 282,000,000 mm⁴ | 677.5077 in⁴ |
| Elastic modulus, S_y | 1,430,000 mm³ | 87.264 in³ |
| Plastic modulus, Z_y | 2,180,000 mm³ | 133.0318 in³ |
| Radius of gyration, r_y | 101 mm | 3.9764 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 6,320,000 mm⁴ | 15.1839 in⁴ |
| Warping constant, C_w | 8.52000e+12 mm⁶ | 31,727.605 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 216 kg/m | 145.1453 lb/ft |