Steel Beam Sizes / UK / SHS / SHS 180×180×11
SHS 180×180×11 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 180×180×11 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 | 38.57 lb/ft | 57.40 kg/m |
| Height | 7.09 in | 180.00 mm |
| Width | 7.09 in | 180.00 mm |
| t | 0.433 in | 11.000 mm |
| Area | 11.33 in² | 7,310.00 mm² |
| Ix | 82.65 in⁴ | 34,400,000 mm⁴ |
| Iy | 82.65 in⁴ | 34,400,000 mm⁴ |
| Sx | 23.31 in³ | 382,000.00 mm³ |
| Sy | 23.31 in³ | 382,000.00 mm³ |
| Zx | 28.07 in³ | 460,000.00 mm³ |
| Zy | 28.07 in³ | 460,000.00 mm³ |
| rx | 2.70 in | 68.60 mm |
| ry | 2.70 in | 68.60 mm |
| J | 131.42 in⁴ | 54,700,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 180×180×11.
Lighter in Square hollow sections
SHS 160×160×12.5
- Weight
- 56.6 kg/m (-1.4%)
- Depth
- 160.0 mm (-11%)
- Ix
- 25,800,000 mm⁴ (-25%)
Heavier in Square hollow sections
SHS 220×220×8.8
- Weight
- 57.7 kg/m (+0.5%)
- Depth
- 220.0 mm (+22%)
- Ix
- 54,300,000 mm⁴ (+58%)
Closest Iₓ in Square hollow sections
SHS 200×200×7.1
- Weight
- 42.6 kg/m (-26%)
- Depth
- 200.0 mm (+11%)
- Ix
- 33,400,000 mm⁴ (-2.9%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology