AA standard I-beams

I 10 x 10.3

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 = 6d = 10tf = 0.5tf = 0.5tw = 0.29tw = 0.29
Cross-section, to scaledimensions in inches

Dimensions

Depthd
10in
Flange widthbf
6in
Web thicknesstw
0.29in
Flange thicknesstf
0.5in
Root radiusr
0.4in

Mass and area

Mass per lengthm
10.24lb/ft
Cross-sectional areaA
8.747in²
Published area (standard)A pub.
8.747in²
Outside perimeterP
42.73in

Strong axis x–x

Moment of inertiaIx
155.8in⁴
Elastic section modulusSx
31.16in³
Plastic section modulusZx
34.98in³
Radius of gyrationrx
4.22in

Weak axis y–y

Moment of inertiaIy
18.03in⁴
Elastic section modulusSy
6.009in³
Plastic section modulusZy
9.221in³
Radius of gyrationry
1.436in

Torsion and stability

Torsional constantJ
0.6204in⁴
Warping constantCw
406.1in⁶

Equivalents in other standards