W shapes (wide flange)

W18X158 W460X235

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 = 11.3d = 19.7tf = 1.44tf = 1.44tw = 0.81tw = 0.81
Cross-section, to scaledimensions in inches

Dimensions

Depthd
19.7in
Flange widthbf
11.3in
Web thicknesstw
0.81in
Flange thicknesstf
1.44in
Distance k (design)kdes
1.84in
Distance k (detailing)kdet
2.375in
Distance k1k1
1.25in
Web clear depthT
15.13in
Distance between flange centroidsho
18.3in

Mass and area

Mass per lengthm
158lb/ft
Cross-sectional areaA
46.3in²

Strong axis x–x

Moment of inertiaIx
3,060in⁴
Elastic section modulusSx
310in³
Plastic section modulusZx
356in³
Radius of gyrationrx
8.12in

Weak axis y–y

Moment of inertiaIy
347in⁴
Elastic section modulusSy
61.4in³
Plastic section modulusZy
94.8in³
Radius of gyrationry
2.74in

Torsion and stability

Torsional constantJ
25.2in⁴
Warping constantCw
29,000in⁶
Effective radius of gyrationrts
3.2in

Slenderness ratios

Flange slendernessbf/2tf
3.92
Web slendernessh/tw
19.8

Equivalents in other standards