Steel Beam Sizes / Australia / CHS / 508×9.5 CHS
508×9.5 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
508×9.5 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 | 78.60 lb/ft | 116.97 kg/m |
| OD | 20.000 in | 508.000 mm |
| t | 0.374 in | 9.500 mm |
| Area | 23.10 in² | 14,900.00 mm² |
| Ix | 1,109.96 in⁴ | 462,000,000 mm⁴ |
| Iy | 1,109.96 in⁴ | 462,000,000 mm⁴ |
| Sx | 111.00 in³ | 1,818,898 mm³ |
| Sy | 111.00 in³ | 1,818,898 mm³ |
| Zx | 144.02 in³ | 2,360,000 mm³ |
| Zy | 144.02 in³ | 2,360,000 mm³ |
| rx | 6.93 in | 176.09 mm |
| ry | 6.93 in | 176.09 mm |
| J | 2,222.32 in⁴ | 925,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 508×9.5 CHS.
Lighter in Circular hollow sections
356×12.7 CHS
- Weight
- 107.5 kg/m (-8.1%)
- Depth
- — mm
- Ix
- 201,000,000 mm⁴ (-56%)
Heavier in Circular hollow sections
406×12.7 CHS
- Weight
- 123.2 kg/m (+5.4%)
- Depth
- — mm
- Ix
- 305,000,000 mm⁴ (-34%)
Closest Iₓ in Circular hollow sections
457×12.7 CHS
- Weight
- 138.9 kg/m (+19%)
- Depth
- — mm
- Ix
- 438,000,000 mm⁴ (-5.2%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology