W shapes (wide flange)

W36X361 W920X537

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 = 16.7d = 38tf = 2.01tf = 2.01tw = 1.12tw = 1.12
Cross-section, to scaledimensions in inches

Dimensions

Depthd
38in
Flange widthbf
16.7in
Web thicknesstw
1.12in
Flange thicknesstf
2.01in
Distance k (design)kdes
2.96in
Distance k (detailing)kdet
3.313in
Distance k1k1
1.75in
Web clear depthT
31.38in
Distance between flange centroidsho
36in

Mass and area

Mass per lengthm
361lb/ft
Cross-sectional areaA
106in²

Strong axis x–x

Moment of inertiaIx
25,700in⁴
Elastic section modulusSx
1,350in³
Plastic section modulusZx
1,550in³
Radius of gyrationrx
15.6in

Weak axis y–y

Moment of inertiaIy
1,570in⁴
Elastic section modulusSy
188in³
Plastic section modulusZy
293in³
Radius of gyrationry
3.85in

Torsion and stability

Torsional constantJ
109in⁴
Warping constantCw
509,000in⁶
Effective radius of gyrationrts
4.58in

Slenderness ratios

Flange slendernessbf/2tf
4.16
Web slendernessh/tw
28.6

Equivalents in other standards