Steel Beam Sizes / Australia / CHS / 165×3.0 CHS
165×3.0 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
165×3.0 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 | 8.07 lb/ft | 12.01 kg/m |
| OD | 6.500 in | 165.100 mm |
| t | 0.118 in | 3.000 mm |
| Area | 2.37 in² | 1,530.00 mm² |
| Ix | 12.06 in⁴ | 5,020,000 mm⁴ |
| Iy | 12.06 in⁴ | 5,020,000 mm⁴ |
| Sx | 3.71 in³ | 60,811.63 mm³ |
| Sy | 3.71 in³ | 60,811.63 mm³ |
| Zx | 4.81 in³ | 78,800.00 mm³ |
| Zy | 4.81 in³ | 78,800.00 mm³ |
| rx | 2.26 in | 57.28 mm |
| ry | 2.26 in | 57.28 mm |
| J | 24.03 in⁴ | 10,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 165×3.0 CHS.
Lighter in Circular hollow sections
102×5.0 CHS
- Weight
- 11.9 kg/m (-0.7%)
- Depth
- — mm
- Ix
- 1,770,000 mm⁴ (-65%)
Heavier in Circular hollow sections
89×5.9 CHS
- Weight
- 12.1 kg/m (+0.7%)
- Depth
- — mm
- Ix
- 1,330,000 mm⁴ (-74%)
Closest Iₓ in Circular hollow sections
140×5.4 CHS
- Weight
- 17.9 kg/m (+49%)
- Depth
- — mm
- Ix
- 5,140,000 mm⁴ (+2.4%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology