W shapes (wide flange)

W12X252 W310X375

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 = 13d = 15.4tf = 2.25tf = 2.25tw = 1.4tw = 1.4
Cross-section, to scaledimensions in inches

Dimensions

Depthd
15.4in
Flange widthbf
13in
Web thicknesstw
1.4in
Flange thicknesstf
2.25in
Distance k (design)kdes
2.85in
Distance k (detailing)kdet
3.125in
Distance k1k1
1.5in
Web clear depthT
9.125in
Distance between flange centroidsho
13.2in

Mass and area

Mass per lengthm
252lb/ft
Cross-sectional areaA
74.1in²

Strong axis x–x

Moment of inertiaIx
2,720in⁴
Elastic section modulusSx
353in³
Plastic section modulusZx
428in³
Radius of gyrationrx
6.06in

Weak axis y–y

Moment of inertiaIy
828in⁴
Elastic section modulusSy
127in³
Plastic section modulusZy
196in³
Radius of gyrationry
3.34in

Torsion and stability

Torsional constantJ
108in⁴
Warping constantCw
35,800in⁶
Effective radius of gyrationrts
3.93in

Slenderness ratios

Flange slendernessbf/2tf
2.89
Web slendernessh/tw
6.96

Equivalents in other standards