SHS 120×120×10
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 | 120 mm | 4.7244 in |
| Width | 120 mm | 4.7244 in |
| Thickness, t | 10 mm | 0.393701 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 8,520,000 mm⁴ | 20.4694 in⁴ |
| Elastic modulus, Sₓ | 142,000 mm³ | 8.6654 in³ |
| Plastic modulus, Zₓ | 175,000 mm³ | 10.6792 in³ |
| Radius of gyration, rₓ | 44.6 mm | 1.7559 in |
| Distance to top fibre | 60 mm | 2.3622 in |
| Distance to bottom fibre | 60 mm | 2.3622 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 8,520,000 mm⁴ | 20.4694 in⁴ |
| Elastic modulus, S_y | 142,000 mm³ | 8.6654 in³ |
| Plastic modulus, Z_y | 175,000 mm³ | 10.6792 in³ |
| Radius of gyration, r_y | 44.6 mm | 1.7559 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 13,800,000 mm⁴ | 33.1546 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 33.7 kg/m | 22.6454 lb/ft |