90 BT 9
Tees cut from universal beams from Australian-Sections.xlsx (Sheets 1-19).
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 86.5 mm | 3.4055 in |
| Flange width, b_f | 90 mm | 3.5433 in |
| Web thickness, t_w | 5 mm | 0.19685 in |
| Flange thickness, t_f | 8 mm | 0.314961 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 684,000 mm⁴ | 1.6433 in⁴ |
| Elastic modulus, Sₓ | 10,133.333 mm³ | 0.618374 in³ |
| Plastic modulus, Zₓ | 18,000 mm³ | 1.0984 in³ |
| Radius of gyration, rₓ | 24.3882 mm | 0.960164 in |
| Distance to top fibre | 19 mm | 0.7480315 in |
| Distance to bottom fibre | 67.5 mm | 2.6575 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 488,000 mm⁴ | 1.1724 in⁴ |
| Elastic modulus, S_y | 10,844.444 mm³ | 0.661769 in³ |
| Plastic modulus, Z_y | 17,000 mm³ | 1.0374 in³ |
| Radius of gyration, r_y | 20.5997 mm | 0.811012 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 22,400 mm⁴ | 0.053816 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 9 kg/m | 6.0477 lb/ft |