Steel Beam Sizes / Europe / SHS / SHS 70×70×3
SHS 70×70×3 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 70×70×3 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 | 4.19 lb/ft | 6.24 kg/m |
| Height | 2.76 in | 70.00 mm |
| Width | 2.76 in | 70.00 mm |
| t | 0.118 in | 3.000 mm |
| Area | 1.23 in² | 794.00 mm² |
| Ix | 1.42 in⁴ | 590,000.00 mm⁴ |
| Iy | 1.42 in⁴ | 590,000.00 mm⁴ |
| Sx | 1.03 in³ | 16,900.00 mm³ |
| Sy | 1.03 in³ | 16,900.00 mm³ |
| Zx | 1.21 in³ | 19,900.00 mm³ |
| Zy | 1.21 in³ | 19,900.00 mm³ |
| rx | 1.07 in | 27.30 mm |
| ry | 1.07 in | 27.30 mm |
| J | 2.22 in⁴ | 922,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus SHS 70×70×3.
Lighter in Square hollow sections
SHS 40×40×5.6
- Weight
- 5.8 kg/m (-7.4%)
- Depth
- 40.0 mm (-43%)
- Ix
- 141,000 mm⁴ (-76%)
Heavier in Square hollow sections
SHS 60×60×3.6
- Weight
- 6.3 kg/m (+0.5%)
- Depth
- 60.0 mm (-14%)
- Ix
- 419,000 mm⁴ (-29%)
Closest Iₓ in Square hollow sections
SHS 60×60×5.6
- Weight
- 9.3 kg/m (+49%)
- Depth
- 60.0 mm (-14%)
- Ix
- 574,000 mm⁴ (-2.7%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology