WT20x74.5
Structural tees from AISC Shapes Database v16.0. Also designated WT500X111.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 485 mm | 19.1 in |
| Flange width, b_f | 300 mm | 11.8 in |
| Web thickness, t_w | 16 mm | 0.63 in |
| Flange thickness, t_f | 21.1 mm | 0.83 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 339,000,000 mm⁴ | 815 in⁴ |
| Elastic modulus, Sₓ | 978,000 mm³ | 59.7 in³ |
| Plastic modulus, Zₓ | 1,770,000 mm³ | 108 in³ |
| Radius of gyration, rₓ | 155 mm | 6.1 in |
| Distance to top fibre | 138 mm | 5.45 in |
| Distance to bottom fibre | 347 mm | 13.65 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 47,500,000 mm⁴ | 114 in⁴ |
| Elastic modulus, S_y | 318,000 mm³ | 19.4 in³ |
| Plastic modulus, Z_y | 506,000 mm³ | 30.9 in³ |
| Radius of gyration, r_y | 58.2 mm | 2.29 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 1,940,000 mm⁴ | 4.66 in⁴ |
| Warping constant, C_w | 1.39000e+10 mm⁶ | 51.9 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 111 kg/m | 74.5 lb/ft |