S250×38
American standard beams 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 | 118 mm | 4.6457 in |
| Web thickness, t_w | 7.9 mm | 0.311024 in |
| Flange thickness, t_f | 12.5 mm | 0.492126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 51,400,000 mm⁴ | 123.489 in⁴ |
| Elastic modulus, Sₓ | 405,000 mm³ | 24.7146 in³ |
| Plastic modulus, Zₓ | 465,000 mm³ | 28.376 in³ |
| Radius of gyration, rₓ | 103 mm | 4.0551 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 | 2,800,000 mm⁴ | 6.727 in⁴ |
| Elastic modulus, S_y | 47,500 mm³ | 2.8986 in³ |
| Plastic modulus, Z_y | 81,300 mm³ | 4.9612 in³ |
| Radius of gyration, r_y | 24.1 mm | 0.948819 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 250,000 mm⁴ | 0.600627 in⁴ |
| Warping constant, C_w | 4.09000e+10 mm⁶ | 152.3074 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 38 kg/m | 25.4 lb/ft |