HE 650×407
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 | 696 mm | 27.4016 in |
| Flange width, b_f | 314 mm | 12.3622 in |
| Web thickness, t_w | 29.5 mm | 1.1614 in |
| Flange thickness, t_f | 54 mm | 2.126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 4.05000e+9 mm⁴ | 9,730.164 in⁴ |
| Elastic modulus, Sₓ | 11,600,000 mm³ | 707.8754 in³ |
| Plastic modulus, Zₓ | 13,600,000 mm³ | 829.9229 in³ |
| Radius of gyration, rₓ | 280 mm | 11.0236 in |
| Distance to top fibre | 348 mm | 13.7008 in |
| Distance to bottom fibre | 348 mm | 13.7008 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 280,000,000 mm⁴ | 672.7027 in⁴ |
| Elastic modulus, S_y | 1,780,000 mm³ | 108.6223 in³ |
| Plastic modulus, Z_y | 2,800,000 mm³ | 170.8665 in³ |
| Radius of gyration, r_y | 73.5 mm | 2.8937 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 39,300,000 mm⁴ | 94.4186 in⁴ |
| Warping constant, C_w | 2.87000e+13 mm⁶ | 106,875.854 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 407 kg/m | 273.4914 lb/ft |