WT12x81
Structural tees from AISC Shapes Database v16.0. Also designated WT305X120.5.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 318 mm | 12.5 in |
| Flange width, b_f | 330 mm | 13 in |
| Web thickness, t_w | 17.9 mm | 0.705 in |
| Flange thickness, t_f | 31 mm | 1.22 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 122,000,000 mm⁴ | 293 in⁴ |
| Elastic modulus, Sₓ | 490,000 mm³ | 29.9 in³ |
| Plastic modulus, Zₓ | 873,000 mm³ | 53.3 in³ |
| Radius of gyration, rₓ | 88.9 mm | 3.5 in |
| Distance to top fibre | 68.6 mm | 2.7 in |
| Distance to bottom fibre | 249.4 mm | 9.8 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 92,000,000 mm⁴ | 221 in⁴ |
| Elastic modulus, S_y | 560,000 mm³ | 34.2 in³ |
| Plastic modulus, Z_y | 862,000 mm³ | 52.6 in³ |
| Radius of gyration, r_y | 77.5 mm | 3.05 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 3,840,000 mm⁴ | 9.22 in⁴ |
| Warping constant, C_w | 1.18000e+10 mm⁶ | 43.8 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 121 kg/m | 81 lb/ft |