UA – unequal-leg angles
65x50x6UA
Same sections as Australia (joint AS/NZS standard). Published area (Ag) shown as a check: difference < 1.5% on every section.
Dimensions
- Depthd
- 65mm
- Widthb
- 50mm
- Thicknesst
- 6mm
- Root radiusr1
- 6mm
Mass and area
- Mass per lengthm
- 5.164kg/m
- Cross-sectional areaA
- 657.9mm²
- Published area (standard)A pub.
- 658mm²
- Outside perimeterP
- 224.9mm
Strong axis x–x
- Moment of inertiaIx
- 0.272310⁶ mm⁴
- Elastic section modulusSx
- 6.09910³ mm³
- Radius of gyrationrx
- 20.34mm
Weak axis y–y
- Moment of inertiaIy
- 0.139810⁶ mm⁴
- Elastic section modulusSy
- 3.77110³ mm³
- Radius of gyrationry
- 14.58mm
Principal axes
- Moment of inertia, major principal axisIu
- 0.337710⁶ mm⁴
- Moment of inertia, minor principal axisIv
- 0.0743110⁶ mm⁴
- Radius of gyrationru
- 22.66mm
- Radius of gyration, minor principal axisrv
- 10.63mm
- Principal axis angleα
- 29.9°
Torsion and stability
- Torsional constantJ
- 8.42710³ mm⁴
Centers
- Centroidx̄
- 12.94mm
- Centroidȳ
- 20.35mm