SHS 350×350×12.5
Square 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 |
|---|---|---|
| Height | 350 mm | 13.7795 in |
| Width | 350 mm | 13.7795 in |
| Thickness, t | 12.5 mm | 0.492126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 315,000,000 mm⁴ | 756.7905 in⁴ |
| Elastic modulus, Sₓ | 1,800,000 mm³ | 109.8427 in³ |
| Plastic modulus, Zₓ | 2,110,000 mm³ | 128.7601 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 | 315,000,000 mm⁴ | 756.7905 in⁴ |
| Elastic modulus, S_y | 1,800,000 mm³ | 109.8427 in³ |
| Plastic modulus, Z_y | 2,110,000 mm³ | 128.7601 in³ |
| Radius of gyration, r_y | 137 mm | 5.3937 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 489,000,000 mm⁴ | 1,174.827 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 131 kg/m | 88.0279 lb/ft |