Steel Beam Sizes / Europe / CHS / CHS 42.4×3.6
CHS 42.4×3.6 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 42.4×3.6 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 | 2.31 lb/ft | 3.44 kg/m |
| OD | 1.669 in | 42.400 mm |
| t | 0.142 in | 3.600 mm |
| Area | 0.68 in² | 439.00 mm² |
| Ix | 0.20 in⁴ | 83,300.00 mm⁴ |
| Iy | 0.20 in⁴ | 83,300.00 mm⁴ |
| Sx | 0.24 in³ | 3,930.00 mm³ |
| Sy | 0.24 in³ | 3,930.00 mm³ |
| Zx | 0.33 in³ | 5,440.00 mm³ |
| Zy | 0.33 in³ | 5,440.00 mm³ |
| rx | 0.54 in | 13.80 mm |
| ry | 0.54 in | 13.80 mm |
| J | 0.40 in⁴ | 167,000.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 42.4×3.6.
Lighter in Circular hollow sections
CHS 48.3×2.9
- Weight
- 3.3 kg/m (-5.5%)
- Depth
- — mm
- Ix
- 107,000 mm⁴ (+28%)
Heavier in Circular hollow sections
CHS 48.3×3.2
- Weight
- 3.6 kg/m (+3.5%)
- Depth
- — mm
- Ix
- 116,000 mm⁴ (+39%)
Closest Iₓ in Circular hollow sections
CHS 42.4×4
- Weight
- 3.8 kg/m (+10%)
- Depth
- — mm
- Ix
- 89,900 mm⁴ (+7.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology