Steel Beam Sizes / UK / CHS / CHS 323.9×5
CHS 323.9×5 Dimensions, Weight and Section Properties
UK Circular hollow sections · v2023.11
CHS 323.9×5: 39.3 kg/m weight. View the full dimensions and properties in imperial and metric units below.
Need this steel supplied or fabricated?
Request project pricing for delivery in the United States or Canada.
Get a steel quote →Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
CHS 323.9×5 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 | 26.41 lb/ft | 39.30 kg/m |
| OD | 12.752 in | 323.900 mm |
| t | 0.197 in | 5.000 mm |
| Area | 7.77 in² | 5,010.00 mm² |
| Ix | 153.04 in⁴ | 63,700,000 mm⁴ |
| Iy | 153.04 in⁴ | 63,700,000 mm⁴ |
| Sx | 23.98 in³ | 393,000.00 mm³ |
| Sy | 23.98 in³ | 393,000.00 mm³ |
| Zx | 31.06 in³ | 509,000.00 mm³ |
| Zy | 31.06 in³ | 509,000.00 mm³ |
| rx | 4.45 in | 113.00 mm |
| ry | 4.45 in | 113.00 mm |
| J | 305.12 in⁴ | 127,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus CHS 323.9×5.
Lighter in Circular hollow sections
CHS 168.3×10
- Weight
- 39.0 kg/m (-0.8%)
- Depth
- — mm
- Ix
- 15,600,000 mm⁴ (-76%)
Heavier in Circular hollow sections
CHS 273×6.3
- Weight
- 41.4 kg/m (+5.3%)
- Depth
- — mm
- Ix
- 47,000,000 mm⁴ (-26%)
Another Iₓ option in Circular hollow sections
CHS 244.5×12.5
- Weight
- 71.5 kg/m (+82%)
- Depth
- — mm
- Ix
- 61,500,000 mm⁴ (-3.5%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology