273×4.8 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 | 4.8 mm | 0.188976 in |
| Outside diameter | 273.1 mm | 10.752 in |
| Inside diameter | 263.5 mm | 10.374 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 36,400,000 mm⁴ | 87.4514 in⁴ |
| Elastic modulus, Sₓ | 266,569.022 mm³ | 16.267 in³ |
| Plastic modulus, Zₓ | 346,000 mm³ | 21.1142 in³ |
| Radius of gyration, rₓ | 94.8032 mm | 3.7324 in |
| Distance to top fibre | 136.55 mm | 5.376 in |
| Distance to bottom fibre | 136.55 mm | 5.376 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 36,400,000 mm⁴ | 87.4514 in⁴ |
| Elastic modulus, S_y | 266,569.022 mm³ | 16.267 in³ |
| Plastic modulus, Z_y | 346,000 mm³ | 21.1142 in³ |
| Radius of gyration, r_y | 94.8032 mm | 3.7324 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 72,800,000 mm⁴ | 174.9027 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 31.7925 kg/m | 21.3636 lb/ft |