HL 1100 A
HL wide flange beams 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 | 1,090 mm | 42.9134 in |
| Flange width, b_f | 400 mm | 15.748 in |
| Web thickness, t_w | 18 mm | 0.708661 in |
| Flange thickness, t_f | 31 mm | 1.2205 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 8.78000e+9 mm⁴ | 21,094.034 in⁴ |
| Elastic modulus, Sₓ | 16,100,000 mm³ | 982.4823 in³ |
| Plastic modulus, Zₓ | 18,300,000 mm³ | 1,116.735 in³ |
| Radius of gyration, rₓ | 446 mm | 17.5591 in |
| Distance to top fibre | 545 mm | 21.4567 in |
| Distance to bottom fibre | 545 mm | 21.4567 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 331,000,000 mm⁴ | 795.2307 in⁴ |
| Elastic modulus, S_y | 1,660,000 mm³ | 101.2994 in³ |
| Plastic modulus, Z_y | 2,580,000 mm³ | 157.4413 in³ |
| Radius of gyration, r_y | 86.7 mm | 3.4134 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 11,000,000 mm⁴ | 26.4276 in⁴ |
| Warping constant, C_w | 9.29000e+13 mm⁶ | 345,950.063 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 343 kg/m | 230.4854 lb/ft |