EA – equal-leg angles
50x50x5EA
Same sections as Australia (joint AS/NZS standard). Published area (Ag) shown as a check: difference < 1.5% on every section.
Dimensions
- Depthd
- 50mm
- Widthb
- 50mm
- Thicknesst
- 4.6mm
- Root radiusr1
- 6mm
Mass and area
- Mass per lengthm
- 3.475kg/m
- Cross-sectional areaA
- 442.7mm²
- Published area (standard)A pub.
- 443mm²
- Outside perimeterP
- 194.9mm
Strong axis x–x
- Moment of inertiaIx
- 0.102610⁶ mm⁴
- Elastic section modulusSx
- 2.84610³ mm³
- Radius of gyrationrx
- 15.22mm
Weak axis y–y
- Moment of inertiaIy
- 0.102610⁶ mm⁴
- Elastic section modulusSy
- 2.84610³ mm³
- Radius of gyrationry
- 15.22mm
Principal axes
- Moment of inertia, major principal axisIu
- 0.162810⁶ mm⁴
- Moment of inertia, minor principal axisIv
- 0.0423810⁶ mm⁴
- Radius of gyrationru
- 19.18mm
- Radius of gyration, minor principal axisrv
- 9.784mm
- Principal axis angleα
- 45°
Torsion and stability
- Torsional constantJ
- 3.4310³ mm⁴
Centers
- Centroidx̄
- 13.94mm
- Centroidȳ
- 13.94mm