W shapes (wide flange)

W36X182 W920X271

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 = 12.1d = 36.3tf = 1.18tf = 1.18tw = 0.725tw = 0.725
Cross-section, to scaledimensions in inches

Dimensions

Depthd
36.3in
Flange widthbf
12.1in
Web thicknesstw
0.725in
Flange thicknesstf
1.18in
Distance k (design)kdes
1.93in
Distance k (detailing)kdet
2.375in
Distance k1k1
1.563in
Web clear depthT
31.5in
Distance between flange centroidsho
35.1in

Mass and area

Mass per lengthm
182lb/ft
Cross-sectional areaA
53.6in²

Strong axis x–x

Moment of inertiaIx
11,300in⁴
Elastic section modulusSx
623in³
Plastic section modulusZx
718in³
Radius of gyrationrx
14.5in

Weak axis y–y

Moment of inertiaIy
347in⁴
Elastic section modulusSy
57.6in³
Plastic section modulusZy
90.7in³
Radius of gyrationry
2.55in

Torsion and stability

Torsional constantJ
18.5in⁴
Warping constantCw
107,000in⁶
Effective radius of gyrationrts
3.13in

Slenderness ratios

Flange slendernessbf/2tf
5.12
Web slendernessh/tw
44.8

Equivalents in other standards