W shapes (wide flange)

W18X46 W460X68

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 = 6.06d = 18.1tf = 0.605tf = 0.605tw = 0.36tw = 0.36
Cross-section, to scaledimensions in inches

Dimensions

Depthd
18.1in
Flange widthbf
6.06in
Web thicknesstw
0.36in
Flange thicknesstf
0.605in
Distance k (design)kdes
1.01in
Distance k (detailing)kdet
1.25in
Distance k1k1
0.8125in
Web clear depthT
15.5in
Distance between flange centroidsho
17.5in

Mass and area

Mass per lengthm
46lb/ft
Cross-sectional areaA
13.5in²

Strong axis x–x

Moment of inertiaIx
712in⁴
Elastic section modulusSx
78.8in³
Plastic section modulusZx
90.7in³
Radius of gyrationrx
7.25in

Weak axis y–y

Moment of inertiaIy
22.5in⁴
Elastic section modulusSy
7.43in³
Plastic section modulusZy
11.7in³
Radius of gyrationry
1.29in

Torsion and stability

Torsional constantJ
1.22in⁴
Warping constantCw
1,720in⁶
Effective radius of gyrationrts
1.58in

Slenderness ratios

Flange slendernessbf/2tf
5.01
Web slendernessh/tw
44.6

Equivalents in other standards