W shapes (wide flange)

W27X258 W690X384

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 = 14.3d = 29tf = 1.77tf = 1.77tw = 0.98tw = 0.98
Cross-section, to scaledimensions in inches

Dimensions

Depthd
29in
Flange widthbf
14.3in
Web thicknesstw
0.98in
Flange thicknesstf
1.77in
Distance k (design)kdes
2.56in
Distance k (detailing)kdet
3in
Distance k1k1
1.688in
Web clear depthT
23in
Distance between flange centroidsho
27.2in

Mass and area

Mass per lengthm
258lb/ft
Cross-sectional areaA
76.1in²

Strong axis x–x

Moment of inertiaIx
10,800in⁴
Elastic section modulusSx
745in³
Plastic section modulusZx
852in³
Radius of gyrationrx
11.9in

Weak axis y–y

Moment of inertiaIy
859in⁴
Elastic section modulusSy
120in³
Plastic section modulusZy
187in³
Radius of gyrationry
3.36in

Torsion and stability

Torsional constantJ
61.6in⁴
Warping constantCw
159,000in⁶
Effective radius of gyrationrts
3.96in

Slenderness ratios

Flange slendernessbf/2tf
4.03
Web slendernessh/tw
24.4

Equivalents in other standards