W shapes (wide flange)

W18X71 W460X106

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 = 7.64d = 18.5tf = 0.81tf = 0.81tw = 0.495tw = 0.495
Cross-section, to scaledimensions in inches

Dimensions

Depthd
18.5in
Flange widthbf
7.64in
Web thicknesstw
0.495in
Flange thicknesstf
0.81in
Distance k (design)kdes
1.21in
Distance k (detailing)kdet
1.5in
Distance k1k1
0.875in
Web clear depthT
15.5in
Distance between flange centroidsho
17.7in

Mass and area

Mass per lengthm
71lb/ft
Cross-sectional areaA
20.9in²

Strong axis x–x

Moment of inertiaIx
1,170in⁴
Elastic section modulusSx
127in³
Plastic section modulusZx
146in³
Radius of gyrationrx
7.5in

Weak axis y–y

Moment of inertiaIy
60.3in⁴
Elastic section modulusSy
15.8in³
Plastic section modulusZy
24.7in³
Radius of gyrationry
1.7in

Torsion and stability

Torsional constantJ
3.49in⁴
Warping constantCw
4,700in⁶
Effective radius of gyrationrts
2.05in

Slenderness ratios

Flange slendernessbf/2tf
4.71
Web slendernessh/tw
32.4

Equivalents in other standards