S shapes (American standard beams)

S24X100 S610X149

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 = 7.25d = 24tf = 0.87tf = 0.87tw = 0.745tw = 0.745
Cross-section, to scaledimensions in inches

Dimensions

Depthd
24in
Flange widthbf
7.25in
Web thicknesstw
0.745in
Flange thicknesstf
0.87in
Distance k (design)kdes
1.75in
Distance k (detailing)kdet
1.75in
Web clear depthT
20.5in
Distance between flange centroidsho
23.1in

Mass and area

Mass per lengthm
100lb/ft
Cross-sectional areaA
29.3in²

Strong axis x–x

Moment of inertiaIx
2,380in⁴
Elastic section modulusSx
199in³
Plastic section modulusZx
239in³
Radius of gyrationrx
9.01in

Weak axis y–y

Moment of inertiaIy
47.4in⁴
Elastic section modulusSy
13.1in³
Plastic section modulusZy
24in³
Radius of gyrationry
1.27in

Torsion and stability

Torsional constantJ
7.59in⁴
Warping constantCw
6,350in⁶
Effective radius of gyrationrts
1.66in

Slenderness ratios

Flange slendernessbf/2tf
4.16
Web slendernessh/tw
27.8

Equivalents in other standards