UB 920×420×390
Universal beams from British-Sections-1 and Eurocode 3 UK shared angle/hollow tables.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 936 mm | 36.8504 in |
| Flange width, b_f | 420 mm | 16.5354 in |
| Web thickness, t_w | 21.3 mm | 0.838583 in |
| Flange thickness, t_f | 36.6 mm | 1.4409 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 7.42000e+9 mm⁴ | 17,826.621 in⁴ |
| Elastic modulus, Sₓ | 15,800,000 mm³ | 964.1752 in³ |
| Plastic modulus, Zₓ | 17,900,000 mm³ | 1,092.325 in³ |
| Radius of gyration, rₓ | 387 mm | 15.2362 in |
| Distance to top fibre | 468 mm | 18.4252 in |
| Distance to bottom fibre | 468 mm | 18.4252 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 453,000,000 mm⁴ | 1,088.337 in⁴ |
| Elastic modulus, S_y | 2,160,000 mm³ | 131.8113 in³ |
| Plastic modulus, Z_y | 3,330,000 mm³ | 203.2091 in³ |
| Radius of gyration, r_y | 95.7 mm | 3.7677 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 16,900,000 mm⁴ | 40.6024 in⁴ |
| Warping constant, C_w | 9.16000e+13 mm⁶ | 341,108.997 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 390 kg/m | 262.0679 lb/ft |