HE 180 B
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 | 180 mm | 7.0866 in |
| Flange width, b_f | 180 mm | 7.0866 in |
| Web thickness, t_w | 8.5 mm | 0.334646 in |
| Flange thickness, t_f | 14 mm | 0.551181 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 38,300,000 mm⁴ | 92.0161 in⁴ |
| Elastic modulus, Sₓ | 426,000 mm³ | 25.9961 in³ |
| Plastic modulus, Zₓ | 481,000 mm³ | 29.3524 in³ |
| Radius of gyration, rₓ | 76.6 mm | 3.0157 in |
| Distance to top fibre | 90 mm | 3.5433 in |
| Distance to bottom fibre | 90 mm | 3.5433 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 13,600,000 mm⁴ | 32.6741 in⁴ |
| Elastic modulus, S_y | 151,000 mm³ | 9.2146 in³ |
| Plastic modulus, Z_y | 231,000 mm³ | 14.0965 in³ |
| Radius of gyration, r_y | 45.7 mm | 1.7992 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 422,000 mm⁴ | 1.0139 in⁴ |
| Warping constant, C_w | 9.38000e+10 mm⁶ | 349.3016 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 51.2 kg/m | 34.4048 lb/ft |