AA standard channels

C 6 x 2.83

Standard: Aluminum AssociationSource: Aluminum Association standard shape dimensions (as listed by Engineers Edge) — calculated properties
Mass calculated at 2700 kg/m³. Flange toe radius ignored (area difference < 1.5%).
xybf = 2.5d = 6tf = 0.29tf = 0.29tw = 0.17tw = 0.17
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6in
Flange widthbf
2.5in
Web thicknesstw
0.17in
Flange thicknesstf
0.29in
Root radiusr
0.3in

Mass and area

Mass per lengthm
2.821lb/ft
Cross-sectional areaA
2.41in²
Published area (standard)A pub.
2.41in²
Outside perimeterP
21.4in

Strong axis x–x

Moment of inertiaIx
14.35in⁴
Elastic section modulusSx
4.785in³
Plastic section modulusZx
5.49in³
Radius of gyrationrx
2.441in

Weak axis y–y

Moment of inertiaIy
1.534in⁴
Elastic section modulusSy
0.8963in³
Plastic section modulusZy
1.622in³
Radius of gyrationry
0.7979in

Torsion and stability

Torsional constantJ
0.05116in⁴

Centers

Centroidx̄
0.7884in

Equivalents in other standards