HE 650 A
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 | 640 mm | 25.1969 in |
| Flange width, b_f | 300 mm | 11.811 in |
| Web thickness, t_w | 13.5 mm | 0.531496 in |
| Flange thickness, t_f | 26 mm | 1.0236 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1.75000e+9 mm⁴ | 4,204.392 in⁴ |
| Elastic modulus, Sₓ | 5,470,000 mm³ | 333.7999 in³ |
| Plastic modulus, Zₓ | 6,140,000 mm³ | 374.6858 in³ |
| Radius of gyration, rₓ | 269 mm | 10.5906 in |
| Distance to top fibre | 320 mm | 12.5984 in |
| Distance to bottom fibre | 320 mm | 12.5984 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 117,000,000 mm⁴ | 281.0936 in⁴ |
| Elastic modulus, S_y | 782,000 mm³ | 47.7206 in³ |
| Plastic modulus, Z_y | 1,200,000 mm³ | 73.2285 in³ |
| Radius of gyration, r_y | 69.7 mm | 2.7441 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 4,580,000 mm⁴ | 11.0035 in⁴ |
| Warping constant, C_w | 1.10000e+13 mm⁶ | 40,962.871 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 190 kg/m | 127.6741 lb/ft |