Steel Beam Sizes / Europe / CHS / CHS 42.4×4.5
CHS 42.4×4.5 Dimensions, Weight and Section Properties
EN Circular hollow sections · v2026.1
CHS 42.4×4.5: 4.21 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
CHS 42.4×4.5 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 | 2.83 lb/ft | 4.21 kg/m |
| OD | 1.669 in | 42.400 mm |
| t | 0.177 in | 4.500 mm |
| Area | 0.83 in² | 536.00 mm² |
| Ix | 0.23 in⁴ | 97,600.00 mm⁴ |
| Iy | 0.23 in⁴ | 97,600.00 mm⁴ |
| Sx | 0.28 in³ | 4,600.00 mm³ |
| Sy | 0.28 in³ | 4,600.00 mm³ |
| Zx | 0.40 in³ | 6,490.00 mm³ |
| Zy | 0.40 in³ | 6,490.00 mm³ |
| rx | 0.53 in | 13.50 mm |
| ry | 0.53 in | 13.50 mm |
| J | 0.47 in⁴ | 195,000.00 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus CHS 42.4×4.5.
Lighter in Circular hollow sections
CHS 60.3×2.9
- Weight
- 4.1 kg/m (-2.4%)
- Depth
- — mm
- Ix
- 216,000 mm⁴ (+121%)
Heavier in Circular hollow sections
CHS 48.3×4
- Weight
- 4.4 kg/m (+3.8%)
- Depth
- — mm
- Ix
- 138,000 mm⁴ (+41%)
Another Iₓ option in Circular hollow sections
CHS 48.3×2.6
- Weight
- 2.9 kg/m (-30%)
- Depth
- — mm
- Ix
- 97,800 mm⁴ (+0.2%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology