Steel Beam Sizes / Europe / CHS / CHS 406.4×16
CHS 406.4×16 Dimensions, Weight and Section Properties
EN Circular hollow sections · v2026.1
CHS 406.4×16: 154 kg/m weight. View the full dimensions and properties in imperial and metric units below.
Need this steel supplied or fabricated?
Request project pricing for delivery in the United States or Canada.
Get a steel quote →Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
CHS 406.4×16 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 | 103.48 lb/ft | 154.00 kg/m |
| OD | 16.000 in | 406.400 mm |
| t | 0.630 in | 16.000 mm |
| Area | 30.38 in² | 19,600.00 mm² |
| Ix | 898.54 in⁴ | 374,000,000 mm⁴ |
| Iy | 898.54 in⁴ | 374,000,000 mm⁴ |
| Sx | 112.28 in³ | 1,840,000 mm³ |
| Sy | 112.28 in³ | 1,840,000 mm³ |
| Zx | 148.90 in³ | 2,440,000 mm³ |
| Zy | 148.90 in³ | 2,440,000 mm³ |
| rx | 5.43 in | 138.00 mm |
| ry | 5.43 in | 138.00 mm |
| J | 1,799.48 in⁴ | 749,000,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus CHS 406.4×16.
Lighter in Circular hollow sections
CHS 508×12.5
- Weight
- 153.0 kg/m (-0.6%)
- Depth
- — mm
- Ix
- 598,000,000 mm⁴ (+60%)
Heavier in Circular hollow sections
CHS 457×14.2
- Weight
- 155.0 kg/m (+0.6%)
- Depth
- — mm
- Ix
- 485,000,000 mm⁴ (+30%)
Another Iₓ option in Circular hollow sections
CHS 457×11
- Weight
- 121.0 kg/m (-21%)
- Depth
- — mm
- Ix
- 383,000,000 mm⁴ (+2.4%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology