Steel Beam Sizes / UK / CHS / CHS 273×8
CHS 273×8 Steel Beam Dimensions and Properties
UK Circular hollow sections · v2023.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
CHS 273×8 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 | 35.14 lb/ft | 52.30 kg/m |
| OD | 10.748 in | 273.000 mm |
| t | 0.315 in | 8.000 mm |
| Area | 10.32 in² | 6,660.00 mm² |
| Ix | 140.55 in⁴ | 58,500,000 mm⁴ |
| Iy | 140.55 in⁴ | 58,500,000 mm⁴ |
| Sx | 26.18 in³ | 429,000.00 mm³ |
| Sy | 26.18 in³ | 429,000.00 mm³ |
| Zx | 34.30 in³ | 562,000.00 mm³ |
| Zy | 34.30 in³ | 562,000.00 mm³ |
| rx | 3.69 in | 93.70 mm |
| ry | 3.69 in | 93.70 mm |
| J | 281.09 in⁴ | 117,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 273×8.
Lighter in Circular hollow sections
CHS 219.1×10
- Weight
- 51.6 kg/m (-1.3%)
- Depth
- — mm
- Ix
- 36,000,000 mm⁴ (-38%)
Heavier in Circular hollow sections
CHS 355.6×6.3
- Weight
- 54.3 kg/m (+3.8%)
- Depth
- — mm
- Ix
- 105,000,000 mm⁴ (+79%)
Closest Iₓ in Circular hollow sections
CHS 244.5×12.5
- Weight
- 71.5 kg/m (+37%)
- Depth
- — mm
- Ix
- 61,500,000 mm⁴ (+5.1%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology