UB 920×420×491
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 | 957 mm | 37.6772 in |
| Flange width, b_f | 422 mm | 16.6142 in |
| Web thickness, t_w | 25.9 mm | 1.0197 in |
| Flange thickness, t_f | 47 mm | 1.8504 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 9.66000e+9 mm⁴ | 23,208.243 in⁴ |
| Elastic modulus, Sₓ | 20,200,000 mm³ | 1,232.68 in³ |
| Plastic modulus, Zₓ | 23,000,000 mm³ | 1,403.546 in³ |
| Radius of gyration, rₓ | 394 mm | 15.5118 in |
| Distance to top fibre | 478.5 mm | 18.8386 in |
| Distance to bottom fibre | 478.5 mm | 18.8386 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 590,000,000 mm⁴ | 1,417.481 in⁴ |
| Elastic modulus, S_y | 2,800,000 mm³ | 170.8665 in³ |
| Plastic modulus, Z_y | 4,340,000 mm³ | 264.843 in³ |
| Radius of gyration, r_y | 97.3 mm | 3.8307 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 34,400,000 mm⁴ | 82.6463 in⁴ |
| Warping constant, C_w | 1.22200e+14 mm⁶ | 455,060.255 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 491 kg/m | 329.9368 lb/ft |