W250×131
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 | 275 mm | 10.8268 in |
| Flange width, b_f | 261 mm | 10.2756 in |
| Web thickness, t_w | 15.4 mm | 0.606299 in |
| Flange thickness, t_f | 25.1 mm | 0.988189 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 221,000,000 mm⁴ | 530.9546 in⁴ |
| Elastic modulus, Sₓ | 1,610,000 mm³ | 98.2482 in³ |
| Plastic modulus, Zₓ | 1,850,000 mm³ | 112.8939 in³ |
| Radius of gyration, rₓ | 115 mm | 4.5276 in |
| Distance to top fibre | 137.5 mm | 5.4134 in |
| Distance to bottom fibre | 137.5 mm | 5.4134 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 74,500,000 mm⁴ | 178.987 in⁴ |
| Elastic modulus, S_y | 571,000 mm³ | 34.8446 in³ |
| Plastic modulus, Z_y | 870,000 mm³ | 53.0907 in³ |
| Radius of gyration, r_y | 66.8 mm | 2.6299 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 3,120,000 mm⁴ | 7.4958 in⁴ |
| Warping constant, C_w | 1.16000e+12 mm⁶ | 4,319.721 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 131 kg/m | 88 lb/ft |