Steel Beam Sizes / Europe / CHS / CHS 355.6×6.3
CHS 355.6×6.3 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 355.6×6.3 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 | 36.49 lb/ft | 54.30 kg/m |
| OD | 14.000 in | 355.600 mm |
| t | 0.248 in | 6.300 mm |
| Area | 10.71 in² | 6,910.00 mm² |
| Ix | 252.26 in⁴ | 105,000,000 mm⁴ |
| Iy | 252.26 in⁴ | 105,000,000 mm⁴ |
| Sx | 36.19 in³ | 593,000.00 mm³ |
| Sy | 36.19 in³ | 593,000.00 mm³ |
| Zx | 46.93 in³ | 769,000.00 mm³ |
| Zy | 46.93 in³ | 769,000.00 mm³ |
| rx | 4.88 in | 124.00 mm |
| ry | 4.88 in | 124.00 mm |
| J | 506.93 in⁴ | 211,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus CHS 355.6×6.3.
Lighter in Circular hollow sections
CHS 273×8
- Weight
- 52.3 kg/m (-3.7%)
- Depth
- — mm
- Ix
- 58,500,000 mm⁴ (-44%)
Heavier in Circular hollow sections
CHS 323.9×7.1
- Weight
- 55.5 kg/m (+2.2%)
- Depth
- — mm
- Ix
- 88,700,000 mm⁴ (-16%)
Closest Iₓ in Circular hollow sections
CHS 273×16
- Weight
- 101.0 kg/m (+86%)
- Depth
- — mm
- Ix
- 107,000,000 mm⁴ (+1.9%)
Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Hot-finished hollow sections · Methodology