SHS 150×150×12.5
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 | 150 mm | 5.9055 in |
| Width | 150 mm | 5.9055 in |
| Thickness, t | 12.5 mm | 0.492126 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 20,800,000 mm⁴ | 49.9722 in⁴ |
| Elastic modulus, Sₓ | 277,000 mm³ | 16.9036 in³ |
| Plastic modulus, Zₓ | 342,000 mm³ | 20.8701 in³ |
| Radius of gyration, rₓ | 55.7 mm | 2.1929 in |
| Distance to top fibre | 75 mm | 2.9528 in |
| Distance to bottom fibre | 75 mm | 2.9528 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 20,800,000 mm⁴ | 49.9722 in⁴ |
| Elastic modulus, S_y | 277,000 mm³ | 16.9036 in³ |
| Plastic modulus, Z_y | 342,000 mm³ | 20.8701 in³ |
| Radius of gyration, r_y | 55.7 mm | 2.1929 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 33,800,000 mm⁴ | 81.2048 in⁴ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 52.7 kg/m | 35.4128 lb/ft |