UB 203×133×25
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 | 203.2 mm | 8 in |
| Flange width, b_f | 133.2 mm | 5.2441 in |
| Web thickness, t_w | 5.7 mm | 0.224409 in |
| Flange thickness, t_f | 7.8 mm | 0.307087 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 23,400,000 mm⁴ | 56.2187 in⁴ |
| Elastic modulus, Sₓ | 230,000 mm³ | 14.0355 in³ |
| Plastic modulus, Zₓ | 258,000 mm³ | 15.7441 in³ |
| Radius of gyration, rₓ | 85.6 mm | 3.3701 in |
| Distance to top fibre | 101.6 mm | 4 in |
| Distance to bottom fibre | 101.6 mm | 4 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 3,080,000 mm⁴ | 7.3997 in⁴ |
| Elastic modulus, S_y | 46,000 mm³ | 2.8071 in³ |
| Plastic modulus, Z_y | 70,900 mm³ | 4.3266 in³ |
| Radius of gyration, r_y | 31 mm | 1.2205 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 59,600 mm⁴ | 0.14319 in⁴ |
| Warping constant, C_w | 2.93000e+10 mm⁶ | 109.1102 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 25.1 kg/m | 16.8664 lb/ft |