AA standard channels

C 2 x 1.07

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 = 1.25d = 2tf = 0.26tf = 0.26tw = 0.17tw = 0.17
Cross-section, to scaledimensions in inches

Dimensions

Depthd
2in
Flange widthbf
1.25in
Web thicknesstw
0.17in
Flange thicknesstf
0.26in
Root radiusr
0.15in

Mass and area

Mass per lengthm
1.067lb/ft
Cross-sectional areaA
0.9113in²
Published area (standard)A pub.
0.911in²
Outside perimeterP
8.531in

Strong axis x–x

Moment of inertiaIx
0.5464in⁴
Elastic section modulusSx
0.5464in³
Plastic section modulusZx
0.6654in³
Radius of gyrationrx
0.7743in

Weak axis y–y

Moment of inertiaIy
0.1388in⁴
Elastic section modulusSy
0.1783in³
Plastic section modulusZy
0.3102in³
Radius of gyrationry
0.3903in

Torsion and stability

Torsional constantJ
0.01666in⁴

Centers

Centroidx̄
0.4714in

Equivalents in other standards