Steel Beam Sizes / UK / CHS / CHS 101.6×4.5
CHS 101.6×4.5 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 101.6×4.5 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 | 7.26 lb/ft | 10.80 kg/m |
| OD | 4.000 in | 101.600 mm |
| t | 0.177 in | 4.500 mm |
| Area | 2.12 in² | 1,370.00 mm² |
| Ix | 3.89 in⁴ | 1,620,000 mm⁴ |
| Iy | 3.89 in⁴ | 1,620,000 mm⁴ |
| Sx | 1.95 in³ | 31,900.00 mm³ |
| Sy | 1.95 in³ | 31,900.00 mm³ |
| Zx | 2.59 in³ | 42,500.00 mm³ |
| Zy | 2.59 in³ | 42,500.00 mm³ |
| rx | 1.35 in | 34.40 mm |
| ry | 1.35 in | 34.40 mm |
| J | 7.78 in⁴ | 3,240,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 101.6×4.5.
Lighter in Circular hollow sections
CHS 60.3×8
- Weight
- 10.3 kg/m (-4.6%)
- Depth
- — mm
- Ix
- 460,000 mm⁴ (-72%)
Heavier in Circular hollow sections
CHS 114.3×4
- Weight
- 10.9 kg/m (+0.9%)
- Depth
- — mm
- Ix
- 2,110,000 mm⁴ (+30%)
Closest Iₓ in Circular hollow sections
CHS 88.9×8
- Weight
- 16.0 kg/m (+48%)
- Depth
- — mm
- Ix
- 1,680,000 mm⁴ (+3.7%)
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Hot-finished hollow sections · Methodology