Steel Beam Sizes / UK / SHS / SHS 90×90×7.1
SHS 90×90×7.1 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 90×90×7.1 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 | 12.16 lb/ft | 18.10 kg/m |
| Height | 3.54 in | 90.00 mm |
| Width | 3.54 in | 90.00 mm |
| t | 0.280 in | 7.100 mm |
| Area | 3.57 in² | 2,300.00 mm² |
| Ix | 6.25 in⁴ | 2,600,000 mm⁴ |
| Iy | 6.25 in⁴ | 2,600,000 mm⁴ |
| Sx | 3.52 in³ | 57,700.00 mm³ |
| Sy | 3.52 in³ | 57,700.00 mm³ |
| Zx | 4.32 in³ | 70,800.00 mm³ |
| Zy | 4.32 in³ | 70,800.00 mm³ |
| rx | 1.32 in | 33.60 mm |
| ry | 1.32 in | 33.60 mm |
| J | 10.07 in⁴ | 4,190,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 90×90×7.1.
Lighter in Square hollow sections
SHS 120×120×5
- Weight
- 17.8 kg/m (-1.7%)
- Depth
- 120.0 mm (+33%)
- Ix
- 4,980,000 mm⁴ (+92%)
Heavier in Square hollow sections
SHS 100×100×6.3
- Weight
- 18.2 kg/m (+0.6%)
- Depth
- 100.0 mm (+11%)
- Ix
- 3,360,000 mm⁴ (+29%)
Closest Iₓ in Square hollow sections
SHS 100×100×5
- Weight
- 14.7 kg/m (-19%)
- Depth
- 100.0 mm (+11%)
- Ix
- 2,790,000 mm⁴ (+7.3%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology