140×3.5 CHS
Circular hollow sections from Australian-Sections.xlsx (Sheets 1-19).
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness, t | 3.5 mm | 0.137795 in |
| Outside diameter | 139.7 mm | 5.5 in |
| Inside diameter | 132.7 mm | 5.2244 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 3,470,000 mm⁴ | 8.3367 in⁴ |
| Elastic modulus, Sₓ | 49,677.881 mm³ | 3.0315 in³ |
| Plastic modulus, Zₓ | 64,900 mm³ | 3.9604 in³ |
| Radius of gyration, rₓ | 48.0971 mm | 1.8936 in |
| Distance to top fibre | 69.85 mm | 2.75 in |
| Distance to bottom fibre | 69.85 mm | 2.75 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 3,470,000 mm⁴ | 8.3367 in⁴ |
| Elastic modulus, S_y | 49,677.881 mm³ | 3.0315 in³ |
| Plastic modulus, Z_y | 64,900 mm³ | 3.9604 in³ |
| Radius of gyration, r_y | 48.0971 mm | 1.8936 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 6,950,000 mm⁴ | 16.6974 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 11.775 kg/m | 7.9124 lb/ft |