W shapes (wide flange)

W40X183 W1000X272

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 = 39tf = 1.2tf = 1.2tw = 0.65tw = 0.65
Cross-section, to scaledimensions in inches

Dimensions

Depthd
39in
Flange widthbf
11.8in
Web thicknesstw
0.65in
Flange thicknesstf
1.2in
Distance k (design)kdes
2.38in
Distance k (detailing)kdet
2.5in
Distance k1k1
1.563in
Web clear depthT
34in
Distance between flange centroidsho
37.8in

Mass and area

Mass per lengthm
183lb/ft
Cross-sectional areaA
53.3in²

Strong axis x–x

Moment of inertiaIx
13,200in⁴
Elastic section modulusSx
675in³
Plastic section modulusZx
774in³
Radius of gyrationrx
15.7in

Weak axis y–y

Moment of inertiaIy
331in⁴
Elastic section modulusSy
56in³
Plastic section modulusZy
88.3in³
Radius of gyrationry
2.49in

Torsion and stability

Torsional constantJ
19.3in⁴
Warping constantCw
118,000in⁶
Effective radius of gyrationrts
3.04in

Slenderness ratios

Flange slendernessbf/2tf
4.92
Web slendernessh/tw
52.6

Equivalents in other standards