M shapes

M4X6 M100X8.9

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xybf = 3.8d = 3.8tf = 0.16tf = 0.16tw = 0.13tw = 0.13
Cross-section, to scaledimensions in inches

Dimensions

Depthd
3.8in
Flange widthbf
3.8in
Web thicknesstw
0.13in
Flange thicknesstf
0.16in
Distance k (design)kdes
0.5in
Distance k (detailing)kdet
0.5in
Distance k1k1
0.375in
Web clear depthT
2.75in
Distance between flange centroidsho
3.64in

Mass and area

Mass per lengthm
6lb/ft
Cross-sectional areaA
1.75in²

Strong axis x–x

Moment of inertiaIx
4.72in⁴
Elastic section modulusSx
2.48in³
Plastic section modulusZx
2.74in³
Radius of gyrationrx
1.64in

Weak axis y–y

Moment of inertiaIy
1.47in⁴
Elastic section modulusSy
0.771in³
Plastic section modulusZy
1.18in³
Radius of gyrationry
0.915in

Torsion and stability

Torsional constantJ
0.0184in⁴
Warping constantCw
4.87in⁶
Effective radius of gyrationrts
1.04in

Slenderness ratios

Flange slendernessbf/2tf
11.9
Web slendernessh/tw
22

Equivalents in other standards