W shapes (wide flange)

W12X96 W310X143

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 = 12.2d = 12.7tf = 0.9tf = 0.9tw = 0.55tw = 0.55
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12.7in
Flange widthbf
12.2in
Web thicknesstw
0.55in
Flange thicknesstf
0.9in
Distance k (design)kdes
1.5in
Distance k (detailing)kdet
1.813in
Distance k1k1
1.125in
Web clear depthT
9.125in
Distance between flange centroidsho
11.8in

Mass and area

Mass per lengthm
96lb/ft
Cross-sectional areaA
28.2in²

Strong axis x–x

Moment of inertiaIx
833in⁴
Elastic section modulusSx
131in³
Plastic section modulusZx
147in³
Radius of gyrationrx
5.44in

Weak axis y–y

Moment of inertiaIy
270in⁴
Elastic section modulusSy
44.4in³
Plastic section modulusZy
67.5in³
Radius of gyrationry
3.09in

Torsion and stability

Torsional constantJ
6.85in⁴
Warping constantCw
9,410in⁶
Effective radius of gyrationrts
3.49in

Slenderness ratios

Flange slendernessbf/2tf
6.76
Web slendernessh/tw
17.7

Equivalents in other standards