Steel Beam Sizes / Europe / CHS / CHS 76.1×4.5
CHS 76.1×4.5 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 76.1×4.5 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 | 5.34 lb/ft | 7.95 kg/m |
| OD | 2.996 in | 76.100 mm |
| t | 0.177 in | 4.500 mm |
| Area | 1.57 in² | 1,010.00 mm² |
| Ix | 1.56 in⁴ | 651,000.00 mm⁴ |
| Iy | 1.56 in⁴ | 651,000.00 mm⁴ |
| Sx | 1.04 in³ | 17,100.00 mm³ |
| Sy | 1.04 in³ | 17,100.00 mm³ |
| Zx | 1.41 in³ | 23,100.00 mm³ |
| Zy | 1.41 in³ | 23,100.00 mm³ |
| rx | 1.00 in | 25.40 mm |
| ry | 1.00 in | 25.40 mm |
| J | 3.12 in⁴ | 1,300,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 76.1×4.5.
Lighter in Circular hollow sections
CHS 88.9×3.6
- Weight
- 7.6 kg/m (-4.8%)
- Depth
- — mm
- Ix
- 879,000 mm⁴ (+35%)
Heavier in Circular hollow sections
CHS 88.9×4
- Weight
- 8.4 kg/m (+5.4%)
- Depth
- — mm
- Ix
- 963,000 mm⁴ (+48%)
Closest Iₓ in Circular hollow sections
CHS 76.1×5
- Weight
- 8.8 kg/m (+10%)
- Depth
- — mm
- Ix
- 709,000 mm⁴ (+8.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology