300×90 CH
Parallel flange channels (CH) 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 | 300 mm | 11.811 in |
| Flange width, b_f | 90 mm | 3.5433 in |
| Web thickness, t_w | 8 mm | 0.314961 in |
| Flange thickness, t_f | 16 mm | 0.629921 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 72,400,000 mm⁴ | 173.9417 in⁴ |
| Elastic modulus, Sₓ | 482,666.667 mm³ | 29.4541 in³ |
| Plastic modulus, Zₓ | 553,000 mm³ | 33.7461 in³ |
| Radius of gyration, rₓ | 119.054 mm | 4.6872 in |
| Distance to top fibre | 150 mm | 5.9055 in |
| Distance to bottom fibre | 150 mm | 5.9055 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 4,040,000 mm⁴ | 9.7061 in⁴ |
| Elastic modulus, S_y | 64,331.21 mm³ | 3.9257 in³ |
| Plastic modulus, Z_y | 117,000 mm³ | 7.1398 in³ |
| Radius of gyration, r_y | 28.1232 mm | 1.1072 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 290,000 mm⁴ | 0.696728 in⁴ |
| Warping constant, C_w | 5.83000e+10 mm⁶ | 217.1032 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 40.0978 kg/m | 26.9445 lb/ft |