W shapes (wide flange)

W8X48 W200X71

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 = 8.11d = 8.5tf = 0.685tf = 0.685tw = 0.4tw = 0.4
Cross-section, to scaledimensions in inches

Dimensions

Depthd
8.5in
Flange widthbf
8.11in
Web thicknesstw
0.4in
Flange thicknesstf
0.685in
Distance k (design)kdes
1.08in
Distance k (detailing)kdet
1.375in
Distance k1k1
0.8125in
Web clear depthT
5.75in
Distance between flange centroidsho
7.82in

Mass and area

Mass per lengthm
48lb/ft
Cross-sectional areaA
14.1in²

Strong axis x–x

Moment of inertiaIx
184in⁴
Elastic section modulusSx
43.2in³
Plastic section modulusZx
49in³
Radius of gyrationrx
3.61in

Weak axis y–y

Moment of inertiaIy
60.9in⁴
Elastic section modulusSy
15in³
Plastic section modulusZy
22.9in³
Radius of gyrationry
2.08in

Torsion and stability

Torsional constantJ
1.96in⁴
Warping constantCw
931in⁶
Effective radius of gyrationrts
2.35in

Slenderness ratios

Flange slendernessbf/2tf
5.92
Web slendernessh/tw
15.9

Equivalents in other standards