Steel Beam Sizes / Europe / CHS / CHS 139.7×4.5
CHS 139.7×4.5 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 139.7×4.5 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 | 10.08 lb/ft | 15.00 kg/m |
| OD | 5.500 in | 139.700 mm |
| t | 0.177 in | 4.500 mm |
| Area | 2.96 in² | 1,910.00 mm² |
| Ix | 10.50 in⁴ | 4,370,000 mm⁴ |
| Iy | 10.50 in⁴ | 4,370,000 mm⁴ |
| Sx | 3.82 in³ | 62,600.00 mm³ |
| Sy | 3.82 in³ | 62,600.00 mm³ |
| Zx | 5.02 in³ | 82,300.00 mm³ |
| Zy | 5.02 in³ | 82,300.00 mm³ |
| rx | 1.88 in | 47.80 mm |
| ry | 1.88 in | 47.80 mm |
| J | 21.00 in⁴ | 8,740,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 139.7×4.5.
Lighter in Circular hollow sections
CHS 101.6×6.3
- Weight
- 14.8 kg/m (-1.3%)
- Depth
- — mm
- Ix
- 2,150,000 mm⁴ (-51%)
Heavier in Circular hollow sections
CHS 88.9×8
- Weight
- 16.0 kg/m (+6.7%)
- Depth
- — mm
- Ix
- 1,680,000 mm⁴ (-62%)
Closest Iₓ in Circular hollow sections
CHS 114.3×10
- Weight
- 25.7 kg/m (+71%)
- Depth
- — mm
- Ix
- 4,500,000 mm⁴ (+3.0%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology