SHS 350×350×14.2
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 | 350 mm | 13.7795 in |
| Width | 350 mm | 13.7795 in |
| Thickness, t | 14.2 mm | 0.559055 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 352,000,000 mm⁴ | 845.6834 in⁴ |
| Elastic modulus, Sₓ | 2,010,000 mm³ | 122.6577 in³ |
| Plastic modulus, Zₓ | 2,360,000 mm³ | 144.016 in³ |
| Radius of gyration, rₓ | 137 mm | 5.3937 in |
| Distance to top fibre | 175 mm | 6.8898 in |
| Distance to bottom fibre | 175 mm | 6.8898 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 352,000,000 mm⁴ | 845.6834 in⁴ |
| Elastic modulus, S_y | 2,010,000 mm³ | 122.6577 in³ |
| Plastic modulus, Z_y | 2,360,000 mm³ | 144.016 in³ |
| Radius of gyration, r_y | 137 mm | 5.3937 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 549,000,000 mm⁴ | 1,318.978 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 148 kg/m | 99.4514 lb/ft |