W shapes (wide flange)

W21X132 W530X196

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 = 12.4d = 21.8tf = 1.04tf = 1.04tw = 0.65tw = 0.65
Cross-section, to scaledimensions in inches

Dimensions

Depthd
21.8in
Flange widthbf
12.4in
Web thicknesstw
0.65in
Flange thicknesstf
1.04in
Distance k (design)kdes
1.54in
Distance k (detailing)kdet
2.25in
Distance k1k1
1.563in
Web clear depthT
17.25in
Distance between flange centroidsho
20.8in

Mass and area

Mass per lengthm
132lb/ft
Cross-sectional areaA
38.8in²

Strong axis x–x

Moment of inertiaIx
3,220in⁴
Elastic section modulusSx
295in³
Plastic section modulusZx
333in³
Radius of gyrationrx
9.12in

Weak axis y–y

Moment of inertiaIy
333in⁴
Elastic section modulusSy
53.5in³
Plastic section modulusZy
82.3in³
Radius of gyrationry
2.93in

Torsion and stability

Torsional constantJ
11.3in⁴
Warping constantCw
36,000in⁶
Effective radius of gyrationrts
3.43in

Slenderness ratios

Flange slendernessbf/2tf
6.01
Web slendernessh/tw
28.9

Equivalents in other standards