Steel Beam Sizes / Australia / CHS / 356×12.7 CHS
356×12.7 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
356×12.7 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 | 72.27 lb/ft | 107.55 kg/m |
| OD | 14.000 in | 355.600 mm |
| t | 0.500 in | 12.700 mm |
| Area | 21.24 in² | 13,700.00 mm² |
| Ix | 482.90 in⁴ | 201,000,000 mm⁴ |
| Iy | 482.90 in⁴ | 201,000,000 mm⁴ |
| Sx | 68.99 in³ | 1,130,484 mm³ |
| Sy | 68.99 in³ | 1,130,484 mm³ |
| Zx | 90.93 in³ | 1,490,000 mm³ |
| Zy | 90.93 in³ | 1,490,000 mm³ |
| rx | 4.77 in | 121.13 mm |
| ry | 4.77 in | 121.13 mm |
| J | 968.21 in⁴ | 403,000,000 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 356×12.7 CHS.
Lighter in Circular hollow sections
457×9.5 CHS
- Weight
- 105.2 kg/m (-2.2%)
- Depth
- — mm
- Ix
- 334,000,000 mm⁴ (+66%)
Heavier in Circular hollow sections
508×9.5 CHS
- Weight
- 117.0 kg/m (+8.8%)
- Depth
- — mm
- Ix
- 462,000,000 mm⁴ (+130%)
Closest Iₓ in Circular hollow sections
457×6.4 CHS
- Weight
- 71.1 kg/m (-34%)
- Depth
- — mm
- Ix
- 230,000,000 mm⁴ (+14%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology