WT tees

WT18X326 WT460X485

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 = 17.6d = 20.5tf = 3.54tf = 3.54tw = 1.97tw = 1.97
Cross-section, to scaledimensions in inches

Dimensions

Depthd
20.5in
Flange widthbf
17.6in
Web thicknesstw
1.97in
Flange thicknesstf
3.54in
Distance k (design)kdes
4.49in
Distance k (detailing)kdet
4.813in

Mass and area

Mass per lengthm
326lb/ft
Cross-sectional areaA
96.2in²

Strong axis x–x

Moment of inertiaIx
3,160in⁴
Elastic section modulusSx
208in³
Plastic section modulusZx
383in³
Radius of gyrationrx
5.74in

Weak axis y–y

Moment of inertiaIy
1,610in⁴
Elastic section modulusSy
184in³
Plastic section modulusZy
290in³
Radius of gyrationry
4.1in

Torsion and stability

Torsional constantJ
295in⁴
Warping constantCw
3,070in⁶
Polar radius (shear center)r̄o
7.91in
Flexural constantH
0.795

Centers

Centroidȳ
5.35in
Plastic neutral axisyp
2.73in

Slenderness ratios

Flange slendernessbf/2tf
2.48
Wall slendernessD/t
10.4

Equivalents in other standards