Steel Beam Sizes / Europe / CHS / CHS 323.9×14.2
CHS 323.9×14.2 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 323.9×14.2 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 | 72.57 lb/ft | 108.00 kg/m |
| OD | 12.752 in | 323.900 mm |
| t | 0.559 in | 14.200 mm |
| Area | 21.39 in² | 13,800.00 mm² |
| Ix | 398.82 in⁴ | 166,000,000 mm⁴ |
| Iy | 398.82 in⁴ | 166,000,000 mm⁴ |
| Sx | 62.24 in³ | 1,020,000 mm³ |
| Sy | 62.24 in³ | 1,020,000 mm³ |
| Zx | 82.99 in³ | 1,360,000 mm³ |
| Zy | 82.99 in³ | 1,360,000 mm³ |
| rx | 4.33 in | 110.00 mm |
| ry | 4.33 in | 110.00 mm |
| J | 797.63 in⁴ | 332,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 323.9×14.2.
Lighter in Circular hollow sections
CHS 406.4×11
- Weight
- 107.0 kg/m (-0.9%)
- Depth
- — mm
- Ix
- 267,000,000 mm⁴ (+61%)
Heavier in Circular hollow sections
CHS 457×10
- Weight
- 110.0 kg/m (+1.9%)
- Depth
- — mm
- Ix
- 351,000,000 mm⁴ (+111%)
Closest Iₓ in Circular hollow sections
CHS 355.6×10
- Weight
- 85.2 kg/m (-21%)
- Depth
- — mm
- Ix
- 162,000,000 mm⁴ (-2.4%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology