Steel Beam Sizes / Europe / SHS / SHS 120×120×11
SHS 120×120×11 Steel Beam Dimensions and Properties
EN Square hollow sections · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
SHS 120×120×11 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 | 24.59 lb/ft | 36.60 kg/m |
| Height | 4.72 in | 120.00 mm |
| Width | 4.72 in | 120.00 mm |
| t | 0.433 in | 11.000 mm |
| Area | 7.24 in² | 4,670.00 mm² |
| Ix | 21.81 in⁴ | 9,080,000 mm⁴ |
| Iy | 21.81 in⁴ | 9,080,000 mm⁴ |
| Sx | 9.21 in³ | 151,000.00 mm³ |
| Sy | 9.21 in³ | 151,000.00 mm³ |
| Zx | 11.47 in³ | 188,000.00 mm³ |
| Zy | 11.47 in³ | 188,000.00 mm³ |
| rx | 1.74 in | 44.10 mm |
| ry | 1.74 in | 44.10 mm |
| J | 35.56 in⁴ | 14,800,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 120×120×11.
Lighter in Square hollow sections
SHS 140×140×8.8
- Weight
- 35.6 kg/m (-2.7%)
- Depth
- 140.0 mm (+17%)
- Ix
- 12,900,000 mm⁴ (+42%)
Heavier in Square hollow sections
SHS 160×160×8
- Weight
- 37.6 kg/m (+2.7%)
- Depth
- 160.0 mm (+33%)
- Ix
- 18,300,000 mm⁴ (+102%)
Closest Iₓ in Square hollow sections
SHS 140×140×5.6
- Weight
- 23.4 kg/m (-36%)
- Depth
- 140.0 mm (+17%)
- Ix
- 8,910,000 mm⁴ (-1.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology