S3x5.7
American standard beams from AISC Shapes Database v16.0. Also designated S75X8.5.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 76.2 mm | 3 in |
| Flange width, b_f | 59.2 mm | 2.33 in |
| Web thickness, t_w | 4.32 mm | 0.17 in |
| Flange thickness, t_f | 6.6 mm | 0.26 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1,040,000 mm⁴ | 2.5 in⁴ |
| Elastic modulus, Sₓ | 27,400 mm³ | 1.67 in³ |
| Plastic modulus, Zₓ | 31,800 mm³ | 1.94 in³ |
| Radius of gyration, rₓ | 31.2 mm | 1.23 in |
| Distance to top fibre | 38.1 mm | 1.5 in |
| Distance to bottom fibre | 38.1 mm | 1.5 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 186,000 mm⁴ | 0.447 in⁴ |
| Elastic modulus, S_y | 6,280 mm³ | 0.383 in³ |
| Plastic modulus, Z_y | 10,700 mm³ | 0.656 in³ |
| Radius of gyration, r_y | 13.2 mm | 0.518 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 18,000 mm⁴ | 0.0433 in⁴ |
| Warping constant, C_w | 225,000,000 mm⁶ | 0.838 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 8.5 kg/m | 5.7 lb/ft |