Australia Unequal Angles & Section Properties
Browse Australian Unequal angles from the supplied metric section workbook. Compare dimensions and section properties, open a designation for full details, or load a section into Optimal Beam.
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Showing Australia · Unequal Angles · Metric
Australian-Sections.xlsx (Sheets 1-19) · 443 sections
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Filter by series
Showing the most relevant 75 sections.
| Designation | Weight (kg/m) | Depth, d (mm) | Width (mm) | Area (mm²) | Ix (mm⁴) | Sx (mm³) |
|---|---|---|---|---|---|---|
| 150×90×8 UA | 14.287 | 150 | 90 | 1820 | 4730000 | — |
| 150×90×10 UA | 17.27 | 150 | 90 | 2200 | 5660000 | — |
| 150×100×10 UA | 18.055 | 150 | 100 | 2300 | 6110000 | — |
| 150×90×12 UA | 21.5875 | 150 | 90 | 2750 | 6970000 | — |
| 150×100×12 UA | 22.5295 | 150 | 100 | 2870 | 7510000 | — |
| 150×90×16 UA | 27.8675 | 150 | 90 | 3550 | 8800000 | — |
| 125×75×6 UA | 9.1845 | 125 | 75 | 1170 | 2100000 | — |
| 125×75×8 UA | 11.775 | 125 | 75 | 1500 | 2680000 | — |
| 125×75×10 UA | 14.2085 | 125 | 75 | 1810 | 3200000 | — |
| 125×75×12 UA | 17.741 | 125 | 75 | 2260 | 3910000 | — |
| 100×75×6 UA | 8.007 | 100 | 75 | 1020 | 1250000 | — |
| 100×75×8 UA | 10.2835 | 100 | 75 | 1310 | 1590000 | — |
| 100×75×10 UA | 12.403 | 100 | 75 | 1580 | 1890000 | — |
| 75×50×5 UA | 4.35675 | 75 | 50 | 555 | 369000 | — |
| 75×50×6 UA | 5.6206 | 75 | 50 | 716 | 468000 | — |
| 75×50×8 UA | 7.1906 | 75 | 50 | 916 | 585000 | — |
| 65×50×5 UA | 4.0192 | 65 | 50 | 512 | 267000 | — |
| 65×50×6 UA | 5.1653 | 65 | 50 | 658 | 338000 | — |
| 65×50×8 UA | 6.594 | 65 | 50 | 840 | 421000 | — |
Family overview
What are Australia Unequal Angles?
Browse Australian Unequal angles from the supplied metric section workbook. Compare dimensions and section properties, open a designation for full details, or load a section into Optimal Beam.
Designations
Understanding Unequal Angles designations
UA designations list unequal leg sizes × thickness in millimetres.
Nominal depth series
Browse by series
Use these series labels to filter the finder table above.
Properties
Unequal Angles properties explained
These properties are especially relevant when comparing Unequal Angles. View the complete property glossary.
| Symbol | Property | Units | Why it matters |
|---|---|---|---|
| Weight | Weight | lb/ft, kg/m | Mass per unit length; used for self-weight and economy comparisons |
| Width | Leg length (shorter) | in, mm | Overall width (angle leg or HSS side) |
| Height | Leg length (longer) | in, mm | Overall depth and clearance |
| t | Leg thickness | in, mm | Leg thickness for angles |
| A | Cross-sectional area | in², mm² | Total steel cross-sectional area |
| Ix | Moment of inertia (x) | in⁴, mm⁴ | Major-axis flexural stiffness |
| Iy | Moment of inertia (y) | in⁴, mm⁴ | Minor-axis flexural stiffness |
| Sx | Elastic section modulus (x) | in³, mm³ | Elastic bending property about the x-axis |
| Sy | Elastic section modulus (y) | in³, mm³ | Elastic bending property about the y-axis |
| Zx | Plastic section modulus (x) | in³, mm³ | Plastic bending property about the x-axis |
| Zy | Plastic section modulus (y) | in³, mm³ | Plastic bending property about the y-axis |
| rx | Radius of gyration (x) | in, mm | Strong-axis radius of gyration |
| ry | Radius of gyration (y) | in, mm | Weak-axis radius of gyration and lateral stability relevance |
| J | Torsional constant | in⁴, mm⁴ | Torsional constant |
| Cw | Warping constant | in⁶, mm⁶ | Warping constant for lateral-torsional behaviour |
Library summary
Computed Unequal Angles summary
The current Australia Unequal Angles library contains 19 sections across 5 nominal-depth series. Published weights range from 2.70 to 18.73 lb/ft , and actual depths range from 2.56 to 5.91 inches .
- Lightest section
- 65x50x5 UA
- Heaviest section
- 150x90x16 UA
- Ix range
- 0.64 – 21.14 in⁴
Related families
Related Australia families
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Source: Australian-Sections.xlsx (Sheets 1-19) v2019.11 · Verified July 2026 · View methodology