Steel Beam Sizes / UK / CHS / CHS 139.7×10
CHS 139.7×10 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 139.7×10 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 | 21.50 lb/ft | 32.00 kg/m |
| OD | 5.500 in | 139.700 mm |
| t | 0.394 in | 10.000 mm |
| Area | 6.31 in² | 4,070.00 mm² |
| Ix | 20.71 in⁴ | 8,620,000 mm⁴ |
| Iy | 20.71 in⁴ | 8,620,000 mm⁴ |
| Sx | 7.51 in³ | 123,000.00 mm³ |
| Sy | 7.51 in³ | 123,000.00 mm³ |
| Zx | 10.31 in³ | 169,000.00 mm³ |
| Zy | 10.31 in³ | 169,000.00 mm³ |
| rx | 1.81 in | 46.00 mm |
| ry | 1.81 in | 46.00 mm |
| J | 41.32 in⁴ | 17,200,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 139.7×10.
Lighter in Circular hollow sections
CHS 168.3×8
- Weight
- 31.6 kg/m (-1.2%)
- Depth
- — mm
- Ix
- 13,000,000 mm⁴ (+51%)
Heavier in Circular hollow sections
CHS 193.7×7.1
- Weight
- 32.7 kg/m (+2.2%)
- Depth
- — mm
- Ix
- 18,100,000 mm⁴ (+110%)
Closest Iₓ in Circular hollow sections
CHS 168.3×5
- Weight
- 20.1 kg/m (-37%)
- Depth
- — mm
- Ix
- 8,560,000 mm⁴ (-0.7%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology