UB 254×146×31
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 | 251.4 mm | 9.8976 in |
| Flange width, b_f | 146.1 mm | 5.752 in |
| Web thickness, t_w | 6 mm | 0.23622 in |
| Flange thickness, t_f | 8.6 mm | 0.338583 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 44,100,000 mm⁴ | 105.9507 in⁴ |
| Elastic modulus, Sₓ | 351,000 mm³ | 21.4193 in³ |
| Plastic modulus, Zₓ | 393,000 mm³ | 23.9823 in³ |
| Radius of gyration, rₓ | 106 mm | 4.1732 in |
| Distance to top fibre | 125.7 mm | 4.9488 in |
| Distance to bottom fibre | 125.7 mm | 4.9488 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 4,480,000 mm⁴ | 10.7632 in⁴ |
| Elastic modulus, S_y | 61,000 mm³ | 3.7224 in³ |
| Plastic modulus, Z_y | 94,100 mm³ | 5.7423 in³ |
| Radius of gyration, r_y | 33.6 mm | 1.3228 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 85,500 mm⁴ | 0.205415 in⁴ |
| Warping constant, C_w | 6.59000e+10 mm⁶ | 245.4048 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 31.1 kg/m | 20.8982 lb/ft |