SHS 50×50×8
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 | 50 mm | 1.9685 in |
| Width | 50 mm | 1.9685 in |
| Thickness, t | 8 mm | 0.314961 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 360,000 mm⁴ | 0.864903 in⁴ |
| Elastic modulus, Sₓ | 14,400 mm³ | 0.878742 in³ |
| Plastic modulus, Zₓ | 19,500 mm³ | 1.19 in³ |
| Radius of gyration, rₓ | 16.8 mm | 0.661417 in |
| Distance to top fibre | 25 mm | 0.984252 in |
| Distance to bottom fibre | 25 mm | 0.984252 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 360,000 mm⁴ | 0.864903 in⁴ |
| Elastic modulus, S_y | 14,400 mm³ | 0.878742 in³ |
| Plastic modulus, Z_y | 19,500 mm³ | 1.19 in³ |
| Radius of gyration, r_y | 16.8 mm | 0.661417 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 623,000 mm⁴ | 1.4968 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 10 kg/m | 6.7197 lb/ft |