Steel Beam Sizes / Europe / CHS / CHS 168.3×7.1
CHS 168.3×7.1 Dimensions, Weight and Section Properties
EN Circular hollow sections · v2026.1
CHS 168.3×7.1: 28.2 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
CHS 168.3×7.1 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 | 18.95 lb/ft | 28.20 kg/m |
| OD | 6.626 in | 168.300 mm |
| t | 0.280 in | 7.100 mm |
| Area | 5.58 in² | 3,600.00 mm² |
| Ix | 28.11 in⁴ | 11,700,000 mm⁴ |
| Iy | 28.11 in⁴ | 11,700,000 mm⁴ |
| Sx | 8.48 in³ | 139,000.00 mm³ |
| Sy | 8.48 in³ | 139,000.00 mm³ |
| Zx | 11.29 in³ | 185,000.00 mm³ |
| Zy | 11.29 in³ | 185,000.00 mm³ |
| rx | 2.24 in | 57.00 mm |
| ry | 2.24 in | 57.00 mm |
| J | 56.22 in⁴ | 23,400,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus CHS 168.3×7.1.
Lighter in Circular hollow sections
CHS 219.1×5
- Weight
- 26.4 kg/m (-6.4%)
- Depth
- — mm
- Ix
- 19,300,000 mm⁴ (+65%)
Heavier in Circular hollow sections
CHS 193.7×6.3
- Weight
- 29.1 kg/m (+3.2%)
- Depth
- — mm
- Ix
- 16,300,000 mm⁴ (+39%)
Another Iₓ option in Circular hollow sections
CHS 168.3×6.3
- Weight
- 25.2 kg/m (-11%)
- Depth
- — mm
- Ix
- 10,500,000 mm⁴ (-10%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology