UA – unequal-leg angles
75x50x6UA
Same sections as Australia (joint AS/NZS standard). Published area (Ag) shown as a check: difference < 1.5% on every section.
Dimensions
- Depthd
- 75mm
- Widthb
- 50mm
- Thicknesst
- 6mm
- Root radiusr1
- 7mm
Mass and area
- Mass per lengthm
- 5.646kg/m
- Cross-sectional areaA
- 719.3mm²
- Published area (standard)A pub.
- 721mm²
- Outside perimeterP
- 244mm
Strong axis x–x
- Moment of inertiaIx
- 0.405410⁶ mm⁴
- Elastic section modulusSx
- 8.00810³ mm³
- Radius of gyrationrx
- 23.74mm
Weak axis y–y
- Moment of inertiaIy
- 0.144410⁶ mm⁴
- Elastic section modulusSy
- 3.80710³ mm³
- Radius of gyrationry
- 14.17mm
Principal axes
- Moment of inertia, major principal axisIu
- 0.466210⁶ mm⁴
- Moment of inertia, minor principal axisIv
- 0.083610⁶ mm⁴
- Radius of gyrationru
- 25.46mm
- Radius of gyration, minor principal axisrv
- 10.78mm
- Principal axis angleα
- 23.5°
Torsion and stability
- Torsional constantJ
- 9.34610³ mm⁴
Centers
- Centroidx̄
- 12.07mm
- Centroidȳ
- 24.38mm