AA standard channels

C 10 x 8.36

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 = 4.25d = 10tf = 0.5tf = 0.5tw = 0.31tw = 0.31
Cross-section, to scaledimensions in inches

Dimensions

Depthd
10in
Flange widthbf
4.25in
Web thicknesstw
0.31in
Flange thicknesstf
0.5in
Root radiusr
0.4in

Mass and area

Mass per lengthm
8.321lb/ft
Cross-sectional areaA
7.109in²
Published area (standard)A pub.
7.11in²
Outside perimeterP
36.04in

Strong axis x–x

Moment of inertiaIx
116.1in⁴
Elastic section modulusSx
23.23in³
Plastic section modulusZx
26.77in³
Radius of gyrationrx
4.042in

Weak axis y–y

Moment of inertiaIy
13.02in⁴
Elastic section modulusSy
4.466in³
Plastic section modulusZy
8.087in³
Radius of gyrationry
1.353in

Torsion and stability

Torsional constantJ
0.4463in⁴

Centers

Centroidx̄
1.335in

Equivalents in other standards