W shapes (wide flange)

W40X362 W1000X539

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 = 16d = 40.6tf = 2.01tf = 2.01tw = 1.12tw = 1.12
Cross-section, to scaledimensions in inches

Dimensions

Depthd
40.6in
Flange widthbf
16in
Web thicknesstw
1.12in
Flange thicknesstf
2.01in
Distance k (design)kdes
3.19in
Distance k (detailing)kdet
3.25in
Distance k1k1
1.75in
Web clear depthT
34in
Distance between flange centroidsho
38.6in

Mass and area

Mass per lengthm
362lb/ft
Cross-sectional areaA
106in²

Strong axis x–x

Moment of inertiaIx
28,900in⁴
Elastic section modulusSx
1,420in³
Plastic section modulusZx
1,640in³
Radius of gyrationrx
16.5in

Weak axis y–y

Moment of inertiaIy
1,380in⁴
Elastic section modulusSy
173in³
Plastic section modulusZy
270in³
Radius of gyrationry
3.6in

Torsion and stability

Torsional constantJ
109in⁴
Warping constantCw
513,000in⁶
Effective radius of gyrationrts
4.33in

Slenderness ratios

Flange slendernessbf/2tf
3.99
Web slendernessh/tw
30.5

Equivalents in other standards