HE 260 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 | 290 mm | 11.4173 in |
| Flange width, b_f | 268 mm | 10.5512 in |
| Web thickness, t_w | 18 mm | 0.708661 in |
| Flange thickness, t_f | 32.5 mm | 1.2795 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 313,000,000 mm⁴ | 751.9855 in⁴ |
| Elastic modulus, Sₓ | 2,160,000 mm³ | 131.8113 in³ |
| Plastic modulus, Zₓ | 2,520,000 mm³ | 153.7798 in³ |
| Radius of gyration, rₓ | 119 mm | 4.685 in |
| Distance to top fibre | 145 mm | 5.7087 in |
| Distance to bottom fibre | 145 mm | 5.7087 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 104,000,000 mm⁴ | 249.861 in⁴ |
| Elastic modulus, S_y | 780,000 mm³ | 47.5985 in³ |
| Plastic modulus, Z_y | 1,190,000 mm³ | 72.6183 in³ |
| Radius of gyration, r_y | 69 mm | 2.7165 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 7,200,000 mm⁴ | 17.2981 in⁴ |
| Warping constant, C_w | 1.73000e+12 mm⁶ | 6,442.342 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 172 kg/m | 115.5787 lb/ft |