CHS 88.9×6.3
Circular hollow sections from British-Sections-1 and Eurocode 3 UK shared angle/hollow tables.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness, t | 6.3 mm | 0.248031 in |
| Outside diameter | 88.9 mm | 3.5 in |
| Inside diameter | 76.3 mm | 3.0039 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 1,400,000 mm⁴ | 3.3635 in⁴ |
| Elastic modulus, Sₓ | 31,500 mm³ | 1.9222 in³ |
| Plastic modulus, Zₓ | 43,100 mm³ | 2.6301 in³ |
| Radius of gyration, rₓ | 29.3 mm | 1.1535 in |
| Distance to top fibre | 44.45 mm | 1.75 in |
| Distance to bottom fibre | 44.45 mm | 1.75 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 1,400,000 mm⁴ | 3.3635 in⁴ |
| Elastic modulus, S_y | 31,500 mm³ | 1.9222 in³ |
| Plastic modulus, Z_y | 43,100 mm³ | 2.6301 in³ |
| Radius of gyration, r_y | 29.3 mm | 1.1535 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 2,800,000 mm⁴ | 6.727 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 12.8 kg/m | 8.6012 lb/ft |