W shapes (wide flange)

W27X281 W690X419

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 = 14.4d = 29.3tf = 1.93tf = 1.93tw = 1.06tw = 1.06
Cross-section, to scaledimensions in inches

Dimensions

Depthd
29.3in
Flange widthbf
14.4in
Web thicknesstw
1.06in
Flange thicknesstf
1.93in
Distance k (design)kdes
2.72in
Distance k (detailing)kdet
3.125in
Distance k1k1
1.75in
Web clear depthT
23in
Distance between flange centroidsho
27.4in

Mass and area

Mass per lengthm
281lb/ft
Cross-sectional areaA
83.1in²

Strong axis x–x

Moment of inertiaIx
11,900in⁴
Elastic section modulusSx
814in³
Plastic section modulusZx
936in³
Radius of gyrationrx
12in

Weak axis y–y

Moment of inertiaIy
953in⁴
Elastic section modulusSy
133in³
Plastic section modulusZy
206in³
Radius of gyrationry
3.39in

Torsion and stability

Torsional constantJ
79.5in⁴
Warping constantCw
178,000in⁶
Effective radius of gyrationrts
4in

Slenderness ratios

Flange slendernessbf/2tf
3.72
Web slendernessh/tw
22.5

Equivalents in other standards