Steel Beam Sizes / Europe / CHS / CHS 139.7×4.5
CHS 139.7×4.5 Dimensions, Weight and Section Properties
EN Circular hollow sections · v2026.1
CHS 139.7×4.5: 15 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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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
Compare weight neighbors, another Ix option, 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%)
Another Iₓ option 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