W shapes (wide flange)

W40X149 W1000X222

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 = 11.8d = 38.2tf = 0.83tf = 0.83tw = 0.63tw = 0.63
Cross-section, to scaledimensions in inches

Dimensions

Depthd
38.2in
Flange widthbf
11.8in
Web thicknesstw
0.63in
Flange thicknesstf
0.83in
Distance k (design)kdes
2.01in
Distance k (detailing)kdet
2.125in
Distance k1k1
1.5in
Web clear depthT
34in
Distance between flange centroidsho
37.4in

Mass and area

Mass per lengthm
149lb/ft
Cross-sectional areaA
43.8in²

Strong axis x–x

Moment of inertiaIx
9,800in⁴
Elastic section modulusSx
513in³
Plastic section modulusZx
598in³
Radius of gyrationrx
15in

Weak axis y–y

Moment of inertiaIy
229in⁴
Elastic section modulusSy
38.8in³
Plastic section modulusZy
62.2in³
Radius of gyrationry
2.29in

Torsion and stability

Torsional constantJ
9.36in⁴
Warping constantCw
80,000in⁶
Effective radius of gyrationrts
2.89in

Slenderness ratios

Flange slendernessbf/2tf
7.11
Web slendernessh/tw
54.3

Equivalents in other standards