HE 800 AA
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 | 770 mm | 30.315 in |
| Flange width, b_f | 300 mm | 11.811 in |
| Web thickness, t_w | 14 mm | 0.551181 in |
| Flange thickness, t_f | 18 mm | 0.708661 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 2.09000e+9 mm⁴ | 5,021.245 in⁴ |
| Elastic modulus, Sₓ | 5,430,000 mm³ | 331.3589 in³ |
| Plastic modulus, Zₓ | 6,220,000 mm³ | 379.5677 in³ |
| Radius of gyration, rₓ | 309 mm | 12.1654 in |
| Distance to top fibre | 385 mm | 15.1575 in |
| Distance to bottom fibre | 385 mm | 15.1575 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 81,300,000 mm⁴ | 195.324 in⁴ |
| Elastic modulus, S_y | 542,000 mm³ | 33.0749 in³ |
| Plastic modulus, Z_y | 857,000 mm³ | 52.2973 in³ |
| Radius of gyration, r_y | 61 mm | 2.4016 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2,430,000 mm⁴ | 5.8381 in⁴ |
| Warping constant, C_w | 1.14000e+13 mm⁶ | 42,452.43 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 172 kg/m | 115.5787 lb/ft |