W shapes (wide flange)

W18X283 W460X421

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 = 11.9d = 21.9tf = 2.5tf = 2.5tw = 1.4tw = 1.4
Cross-section, to scaledimensions in inches

Dimensions

Depthd
21.9in
Flange widthbf
11.9in
Web thicknesstw
1.4in
Flange thicknesstf
2.5in
Distance k (design)kdes
3in
Distance k (detailing)kdet
3.375in
Distance k1k1
1.5in
Web clear depthT
15.13in
Distance between flange centroidsho
19.4in

Mass and area

Mass per lengthm
283lb/ft
Cross-sectional areaA
83.3in²

Strong axis x–x

Moment of inertiaIx
6,170in⁴
Elastic section modulusSx
565in³
Plastic section modulusZx
676in³
Radius of gyrationrx
8.61in

Weak axis y–y

Moment of inertiaIy
704in⁴
Elastic section modulusSy
118in³
Plastic section modulusZy
185in³
Radius of gyrationry
2.91in

Torsion and stability

Torsional constantJ
134in⁴
Warping constantCw
65,900in⁶
Effective radius of gyrationrts
3.47in

Slenderness ratios

Flange slendernessbf/2tf
2.38
Web slendernessh/tw
11.3

Equivalents in other standards