W840×251
Wide flange from CISC Structural Section Tables SST12.1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 859 mm | 33.8189 in |
| Flange width, b_f | 292 mm | 11.4961 in |
| Web thickness, t_w | 17 mm | 0.669291 in |
| Flange thickness, t_f | 31 mm | 1.2205 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 3.86000e+9 mm⁴ | 9,273.687 in⁴ |
| Elastic modulus, Sₓ | 9,000,000 mm³ | 549.2137 in³ |
| Plastic modulus, Zₓ | 10,300,000 mm³ | 628.5446 in³ |
| Radius of gyration, rₓ | 348 mm | 13.7008 in |
| Distance to top fibre | 429.5 mm | 16.9094 in |
| Distance to bottom fibre | 429.5 mm | 16.9094 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 129,000,000 mm⁴ | 309.9237 in⁴ |
| Elastic modulus, S_y | 884,000 mm³ | 53.945 in³ |
| Plastic modulus, Z_y | 1,380,000 mm³ | 84.2128 in³ |
| Radius of gyration, r_y | 63.6 mm | 2.5039 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 7,350,000 mm⁴ | 17.6584 in⁴ |
| Warping constant, C_w | 2.21000e+13 mm⁶ | 82,298.131 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 251 kg/m | 169 lb/ft |