HE 220 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 | 205 mm | 8.0709 in |
| Flange width, b_f | 220 mm | 8.6614 in |
| Web thickness, t_w | 6 mm | 0.23622 in |
| Flange thickness, t_f | 8.5 mm | 0.334646 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 41,700,000 mm⁴ | 100.1847 in⁴ |
| Elastic modulus, Sₓ | 407,000 mm³ | 24.8367 in³ |
| Plastic modulus, Zₓ | 446,000 mm³ | 27.2166 in³ |
| Radius of gyration, rₓ | 90 mm | 3.5433 in |
| Distance to top fibre | 102.5 mm | 4.0354 in |
| Distance to bottom fibre | 102.5 mm | 4.0354 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 15,100,000 mm⁴ | 36.2779 in⁴ |
| Elastic modulus, S_y | 137,000 mm³ | 8.3603 in³ |
| Plastic modulus, Z_y | 209,000 mm³ | 12.754 in³ |
| Radius of gyration, r_y | 54.2 mm | 2.1339 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 155,000 mm⁴ | 0.372389 in⁴ |
| Warping constant, C_w | 1.46000e+11 mm⁶ | 543.689 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 40.4 kg/m | 27.1475 lb/ft |