Steel Beam Sizes / Europe / CHS / CHS 42.4×4
CHS 42.4×4 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 42.4×4 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 | 2.55 lb/ft | 3.79 kg/m |
| OD | 1.669 in | 42.400 mm |
| t | 0.157 in | 4.000 mm |
| Area | 0.75 in² | 483.00 mm² |
| Ix | 0.22 in⁴ | 89,900.00 mm⁴ |
| Iy | 0.22 in⁴ | 89,900.00 mm⁴ |
| Sx | 0.26 in³ | 4,240.00 mm³ |
| Sy | 0.26 in³ | 4,240.00 mm³ |
| Zx | 0.36 in³ | 5,920.00 mm³ |
| Zy | 0.36 in³ | 5,920.00 mm³ |
| rx | 0.54 in | 13.60 mm |
| ry | 0.54 in | 13.60 mm |
| J | 0.43 in⁴ | 180,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 42.4×4.
Lighter in Circular hollow sections
CHS 60.3×2.6
- Weight
- 3.7 kg/m (-2.4%)
- Depth
- — mm
- Ix
- 197,000 mm⁴ (+119%)
Heavier in Circular hollow sections
CHS 48.3×3.6
- Weight
- 4.0 kg/m (+4.7%)
- Depth
- — mm
- Ix
- 127,000 mm⁴ (+41%)
Closest Iₓ in Circular hollow sections
CHS 42.4×3.6
- Weight
- 3.4 kg/m (-9.2%)
- Depth
- — mm
- Ix
- 83,300 mm⁴ (-7.3%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology