HE 650 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 | 650 mm | 25.5906 in |
| Flange width, b_f | 300 mm | 11.811 in |
| Web thickness, t_w | 16 mm | 0.629921 in |
| Flange thickness, t_f | 31 mm | 1.2205 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2.11000e+9 mm⁴ | 5,069.295 in⁴ |
| Elastic modulus, Sₓ | 6,480,000 mm³ | 395.4339 in³ |
| Plastic modulus, Zₓ | 7,320,000 mm³ | 446.6938 in³ |
| Radius of gyration, rₓ | 271 mm | 10.6693 in |
| Distance to top fibre | 325 mm | 12.7953 in |
| Distance to bottom fibre | 325 mm | 12.7953 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 140,000,000 mm⁴ | 336.3513 in⁴ |
| Elastic modulus, S_y | 932,000 mm³ | 56.8741 in³ |
| Plastic modulus, Z_y | 1,440,000 mm³ | 87.8742 in³ |
| Radius of gyration, r_y | 69.9 mm | 2.752 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 7,490,000 mm⁴ | 17.9948 in⁴ |
| Warping constant, C_w | 1.34000e+13 mm⁶ | 49,900.224 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 225 kg/m | 151.193 lb/ft |