Steel Beam Sizes / Australia / CHS / 89×5.5 CHS
89×5.5 CHS Steel Beam Dimensions and Properties
ASNZS Circular hollow sections · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
89×5.5 CHS 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 | 7.60 lb/ft | 11.30 kg/m |
| OD | 3.500 in | 88.900 mm |
| t | 0.217 in | 5.500 mm |
| Area | 2.23 in² | 1,440.00 mm² |
| Ix | 3.03 in⁴ | 1,260,000 mm⁴ |
| Iy | 3.03 in⁴ | 1,260,000 mm⁴ |
| Sx | 1.73 in³ | 28,346.46 mm³ |
| Sy | 1.73 in³ | 28,346.46 mm³ |
| Zx | 2.34 in³ | 38,300.00 mm³ |
| Zy | 2.34 in³ | 38,300.00 mm³ |
| rx | 1.16 in | 29.58 mm |
| ry | 1.16 in | 29.58 mm |
| J | 6.05 in⁴ | 2,520,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 89×5.5 CHS.
Lighter in Circular hollow sections
89×5.0 CHS
- Weight
- 10.4 kg/m (-8.3%)
- Depth
- — mm
- Ix
- 1,160,000 mm⁴ (-7.9%)
Heavier in Circular hollow sections
140×3.5 CHS
- Weight
- 11.8 kg/m (+4.2%)
- Depth
- — mm
- Ix
- 3,470,000 mm⁴ (+175%)
Closest Iₓ in Circular hollow sections
102×3.2 CHS
- Weight
- 7.8 kg/m (-31%)
- Depth
- — mm
- Ix
- 1,200,000 mm⁴ (-4.8%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology