168×4.8 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 | 168.3 mm | 6.626 in |
| Inside diameter | 158.7 mm | 6.248 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 8,250,000 mm⁴ | 19.8207 in⁴ |
| Elastic modulus, Sₓ | 98,039.216 mm³ | 5.9827 in³ |
| Plastic modulus, Zₓ | 128,000 mm³ | 7.811 in³ |
| Radius of gyration, rₓ | 57.7934 mm | 2.2753 in |
| Distance to top fibre | 84.15 mm | 3.313 in |
| Distance to bottom fibre | 84.15 mm | 3.313 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 8,250,000 mm⁴ | 19.8207 in⁴ |
| Elastic modulus, S_y | 98,039.216 mm³ | 5.9827 in³ |
| Plastic modulus, Z_y | 128,000 mm³ | 7.811 in³ |
| Radius of gyration, r_y | 57.7934 mm | 2.2753 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 16,500,000 mm⁴ | 39.6414 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 19.3895 kg/m | 13.0291 lb/ft |