W shapes (wide flange)

W6X12 W150X18

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 = 4d = 6.03tf = 0.28tf = 0.28tw = 0.23tw = 0.23
Cross-section, to scaledimensions in inches

Dimensions

Depthd
6.03in
Flange widthbf
4in
Web thicknesstw
0.23in
Flange thicknesstf
0.28in
Distance k (design)kdes
0.53in
Distance k (detailing)kdet
0.75in
Distance k1k1
0.5625in
Web clear depthT
4.5in
Distance between flange centroidsho
5.75in

Mass and area

Mass per lengthm
12lb/ft
Cross-sectional areaA
3.55in²

Strong axis x–x

Moment of inertiaIx
22.1in⁴
Elastic section modulusSx
7.31in³
Plastic section modulusZx
8.3in³
Radius of gyrationrx
2.49in

Weak axis y–y

Moment of inertiaIy
2.99in⁴
Elastic section modulusSy
1.5in³
Plastic section modulusZy
2.32in³
Radius of gyrationry
0.918in

Torsion and stability

Torsional constantJ
0.0903in⁴
Warping constantCw
24.7in⁶
Effective radius of gyrationrts
1.08in

Slenderness ratios

Flange slendernessbf/2tf
7.14
Web slendernessh/tw
21.6

Equivalents in other standards