C250×45
Channels 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 | 254 mm | 10 in |
| Flange width, b_f | 76 mm | 2.9921 in |
| Web thickness, t_w | 17.1 mm | 0.673228 in |
| Flange thickness, t_f | 11.1 mm | 0.437008 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 42,800,000 mm⁴ | 102.8274 in⁴ |
| Elastic modulus, Sₓ | 337,000 mm³ | 20.565 in³ |
| Radius of gyration, rₓ | 86.9 mm | 3.4213 in |
| Distance to top fibre | 127 mm | 5 in |
| Distance to bottom fibre | 127 mm | 5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1,600,000 mm⁴ | 3.844 in⁴ |
| Elastic modulus, S_y | 26,800 mm³ | 1.6354 in³ |
| Radius of gyration, r_y | 16.8 mm | 0.661417 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 508,000 mm⁴ | 1.2205 in⁴ |
| Warping constant, C_w | 2.05000e+10 mm⁶ | 76.3399 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 45 kg/m | 30 lb/ft |