Steel Beam Sizes / Europe / CHS / CHS 42.4×3.2
CHS 42.4×3.2 Steel Beam Dimensions and Properties
EN Circular hollow sections · v2026.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
CHS 42.4×3.2 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 | 2.08 lb/ft | 3.09 kg/m |
| OD | 1.669 in | 42.400 mm |
| t | 0.126 in | 3.200 mm |
| Area | 0.61 in² | 394.00 mm² |
| Ix | 0.18 in⁴ | 76,200.00 mm⁴ |
| Iy | 0.18 in⁴ | 76,200.00 mm⁴ |
| Sx | 0.22 in³ | 3,590.00 mm³ |
| Sy | 0.22 in³ | 3,590.00 mm³ |
| Zx | 0.30 in³ | 4,930.00 mm³ |
| Zy | 0.30 in³ | 4,930.00 mm³ |
| rx | 0.55 in | 13.90 mm |
| ry | 0.55 in | 13.90 mm |
| J | 0.37 in⁴ | 152,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 42.4×3.2.
Lighter in Circular hollow sections
CHS 33.7×4
- Weight
- 2.9 kg/m (-5.2%)
- Depth
- — mm
- Ix
- 41,900 mm⁴ (-45%)
Heavier in Circular hollow sections
CHS 33.7×4.5
- Weight
- 3.2 kg/m (+4.9%)
- Depth
- — mm
- Ix
- 45,000 mm⁴ (-41%)
Closest Iₓ in Circular hollow sections
CHS 42.4×2.9
- Weight
- 2.8 kg/m (-8.7%)
- Depth
- — mm
- Ix
- 70,600 mm⁴ (-7.3%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology