Steel Beam Sizes / Australia / Equal Angles / 55×6 EA
55×6 EA Steel Beam Dimensions and Properties
ASNZS Equal angles · v2019.11
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
55×6 EA 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 | 3.31 lb/ft | 4.93 kg/m |
| Width | 2.17 in | 55.00 mm |
| Height | 2.17 in | 55.00 mm |
| t | 0.236 in | 6.000 mm |
| Area | 0.97 in² | 628.00 mm² |
| Ix | 0.67 in⁴ | 278,000.00 mm⁴ |
| Iy | 0.17 in⁴ | 72,300.00 mm⁴ |
| Zx | 0.71 in³ | 11,600.00 mm³ |
| Zy | 0.35 in³ | 5,790.00 mm³ |
| rx | 0.83 in | 21.04 mm |
| ry | 0.42 in | 10.73 mm |
| J | 0.02 in⁴ | 7,930.00 mm⁴ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus 55×6 EA.
Lighter in Equal angles
65×5 EA
- Weight
- 4.6 kg/m (-7.5%)
- Depth
- 65.0 mm (+18%)
- Ix
- 371,000 mm⁴ (+33%)
Heavier in Equal angles
75×5 EA
- Weight
- 5.3 kg/m (+7.0%)
- Depth
- 75.0 mm (+36%)
- Ix
- 563,000 mm⁴ (+103%)
Closest Iₓ in Equal angles
50×8 EA
- Weight
- 5.7 kg/m (+15%)
- Depth
- 50.0 mm (-9.1%)
- Ix
- 253,000 mm⁴ (-9.0%)
Source: Australian-Sections.xlsx (Sheets 1-19) · v2019.11 · Methodology