SHS 260×260×8.8
Square 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 |
|---|---|---|
| Height | 260 mm | 10.2362 in |
| Width | 260 mm | 10.2362 in |
| Thickness, t | 8.8 mm | 0.346457 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 91,600,000 mm⁴ | 220.0699 in⁴ |
| Elastic modulus, Sₓ | 705,000 mm³ | 43.0217 in³ |
| Plastic modulus, Zₓ | 822,000 mm³ | 50.1615 in³ |
| Radius of gyration, rₓ | 102 mm | 4.0157 in |
| Distance to top fibre | 130 mm | 5.1181 in |
| Distance to bottom fibre | 130 mm | 5.1181 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 91,600,000 mm⁴ | 220.0699 in⁴ |
| Elastic modulus, S_y | 705,000 mm³ | 43.0217 in³ |
| Plastic modulus, Z_y | 822,000 mm³ | 50.1615 in³ |
| Radius of gyration, r_y | 102 mm | 4.0157 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 142,000,000 mm⁴ | 341.1564 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 68.8 kg/m | 46.2315 lb/ft |