HD 260×68.2
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 | 250 mm | 9.8425 in |
| Flange width, b_f | 260 mm | 10.2362 in |
| Web thickness, t_w | 7.5 mm | 0.295276 in |
| Flange thickness, t_f | 12.5 mm | 0.492126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 104,000,000 mm⁴ | 249.861 in⁴ |
| Elastic modulus, Sₓ | 836,000 mm³ | 51.0159 in³ |
| Plastic modulus, Zₓ | 920,000 mm³ | 56.1418 in³ |
| Radius of gyration, rₓ | 110 mm | 4.3307 in |
| Distance to top fibre | 125 mm | 4.9213 in |
| Distance to bottom fibre | 125 mm | 4.9213 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 36,700,000 mm⁴ | 88.1721 in⁴ |
| Elastic modulus, S_y | 282,000 mm³ | 17.2087 in³ |
| Plastic modulus, Z_y | 430,000 mm³ | 26.2402 in³ |
| Radius of gyration, r_y | 65 mm | 2.5591 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 542,000 mm⁴ | 1.3022 in⁴ |
| Warping constant, C_w | 5.16000e+11 mm⁶ | 1,921.531 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 68.2 kg/m | 45.8283 lb/ft |