HE 180 M
HE wide flange sections 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 | 200 mm | 7.874 in |
| Flange width, b_f | 186 mm | 7.3228 in |
| Web thickness, t_w | 14.5 mm | 0.570866 in |
| Flange thickness, t_f | 24 mm | 0.944882 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 74,800,000 mm⁴ | 179.7077 in⁴ |
| Elastic modulus, Sₓ | 748,000 mm³ | 45.6458 in³ |
| Plastic modulus, Zₓ | 883,000 mm³ | 53.884 in³ |
| Radius of gyration, rₓ | 81.3 mm | 3.2008 in |
| Distance to top fibre | 100 mm | 3.937 in |
| Distance to bottom fibre | 100 mm | 3.937 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 25,800,000 mm⁴ | 61.9847 in⁴ |
| Elastic modulus, S_y | 277,000 mm³ | 16.9036 in³ |
| Plastic modulus, Z_y | 425,000 mm³ | 25.9351 in³ |
| Radius of gyration, r_y | 47.7 mm | 1.878 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2,010,000 mm⁴ | 4.829 in⁴ |
| Warping constant, C_w | 1.99000e+11 mm⁶ | 741.0556 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 88.9 kg/m | 59.738 lb/ft |