CHS 33.7×2.6
Circular hollow sections from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Thickness, t | 2.6 mm | 0.102362 in |
| Outside diameter | 33.7 mm | 1.3268 in |
| Inside diameter | 28.5 mm | 1.122 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 30,900 mm⁴ | 0.074238 in⁴ |
| Elastic modulus, Sₓ | 1,840 mm³ | 0.112284 in³ |
| Plastic modulus, Zₓ | 2,520 mm³ | 0.15378 in³ |
| Radius of gyration, rₓ | 11 mm | 0.433071 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 | 30,900 mm⁴ | 0.074238 in⁴ |
| Elastic modulus, S_y | 1,840 mm³ | 0.112284 in³ |
| Plastic modulus, Z_y | 2,520 mm³ | 0.15378 in³ |
| Radius of gyration, r_y | 11 mm | 0.433071 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 61,900 mm⁴ | 0.148715 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 1.99 kg/m | 1.3372 lb/ft |