W shapes (wide flange)

W8X40 W200X59

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 = 8.07d = 8.25tf = 0.56tf = 0.56tw = 0.36tw = 0.36
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8.25in
Flange widthbf
8.07in
Web thicknesstw
0.36in
Flange thicknesstf
0.56in
Distance k (design)kdes
0.954in
Distance k (detailing)kdet
1.25in
Distance k1k1
0.8125in
Web clear depthT
5.75in
Distance between flange centroidsho
7.69in

Mass and area

Mass per lengthm
40lb/ft
Cross-sectional areaA
11.7in²

Strong axis x–x

Moment of inertiaIx
146in⁴
Elastic section modulusSx
35.5in³
Plastic section modulusZx
39.8in³
Radius of gyrationrx
3.53in

Weak axis y–y

Moment of inertiaIy
49.1in⁴
Elastic section modulusSy
12.2in³
Plastic section modulusZy
18.5in³
Radius of gyrationry
2.04in

Torsion and stability

Torsional constantJ
1.12in⁴
Warping constantCw
726in⁶
Effective radius of gyrationrts
2.31in

Slenderness ratios

Flange slendernessbf/2tf
7.21
Web slendernessh/tw
17.6

Equivalents in other standards