34×4.0 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 mm | 0.15748 in |
| Outside diameter | 33.7 mm | 1.3268 in |
| Inside diameter | 25.7 mm | 1.0118 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 41,900 mm⁴ | 0.100665 in⁴ |
| Elastic modulus, Sₓ | 2,486.647 mm³ | 0.151745 in³ |
| Plastic modulus, Zₓ | 3,550 mm³ | 0.216634 in³ |
| Radius of gyration, rₓ | 10.5987 mm | 0.417272 in |
| Distance to top fibre | 16.85 mm | 0.663386 in |
| Distance to bottom fibre | 16.85 mm | 0.663386 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 41,900 mm⁴ | 0.100665 in⁴ |
| Elastic modulus, S_y | 2,486.647 mm³ | 0.151745 in³ |
| Plastic modulus, Z_y | 3,550 mm³ | 0.216634 in³ |
| Radius of gyration, r_y | 10.5987 mm | 0.417272 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 83,800 mm⁴ | 0.20133 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 2.9281 kg/m | 1.9676 lb/ft |