Steel Beam Sizes / UK / SHS / SHS 40×40×3.6
SHS 40×40×3.6 Steel Beam Dimensions and Properties
UK Square hollow sections · v2023.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
SHS 40×40×3.6 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 2.69 lb/ft | 4.01 kg/m |
| Height | 1.57 in | 40.00 mm |
| Width | 1.57 in | 40.00 mm |
| t | 0.142 in | 3.600 mm |
| Area | 0.79 in² | 510.00 mm² |
| Ix | 0.27 in⁴ | 111,000.00 mm⁴ |
| Iy | 0.27 in⁴ | 111,000.00 mm⁴ |
| Sx | 0.34 in³ | 5,540.00 mm³ |
| Sy | 0.34 in³ | 5,540.00 mm³ |
| Zx | 0.42 in³ | 6,880.00 mm³ |
| Zy | 0.42 in³ | 6,880.00 mm³ |
| rx | 0.58 in | 14.70 mm |
| ry | 0.58 in | 14.70 mm |
| J | 0.43 in⁴ | 181,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 40×40×3.6.
Lighter in Square hollow sections
SHS 40×40×3.2
- Weight
- 3.6 kg/m (-10.0%)
- Depth
- 40.0 mm (0.0%)
- Ix
- 102,000 mm⁴ (-8.1%)
Heavier in Square hollow sections
SHS 50×50×2.9
- Weight
- 4.2 kg/m (+5.2%)
- Depth
- 50.0 mm (+25%)
- Ix
- 197,000 mm⁴ (+77%)
Closest Iₓ in Square hollow sections
SHS 40×40×4
- Weight
- 4.4 kg/m (+9.5%)
- Depth
- 40.0 mm (0.0%)
- Ix
- 118,000 mm⁴ (+6.3%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology