W shapes (wide flange)

W30X235 W760X350

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 = 15.1d = 31.3tf = 1.5tf = 1.5tw = 0.83tw = 0.83
Cross-section, to scaledimensions in inches

Dimensions

Depthd
31.3in
Flange widthbf
15.1in
Web thicknesstw
0.83in
Flange thicknesstf
1.5in
Distance k (design)kdes
2.29in
Distance k (detailing)kdet
2.75in
Distance k1k1
1.625in
Web clear depthT
25.75in
Distance between flange centroidsho
29.8in

Mass and area

Mass per lengthm
235lb/ft
Cross-sectional areaA
69.3in²

Strong axis x–x

Moment of inertiaIx
11,700in⁴
Elastic section modulusSx
748in³
Plastic section modulusZx
847in³
Radius of gyrationrx
13in

Weak axis y–y

Moment of inertiaIy
855in⁴
Elastic section modulusSy
114in³
Plastic section modulusZy
175in³
Radius of gyrationry
3.51in

Torsion and stability

Torsional constantJ
40.3in⁴
Warping constantCw
190,000in⁶
Effective radius of gyrationrts
4.13in

Slenderness ratios

Flange slendernessbf/2tf
5.02
Web slendernessh/tw
32.2

Equivalents in other standards