WT12x103.5 – WT Shapes

WT12x103.5 is a tee 12.9 in (328 mm) deep with a 13 in (330 mm) flange, weighing 103.5 lb/ft (154.0 kg/m).

WT shapes are structural tees produced by splitting a W shape lengthwise down the centre of its web, yielding a T-shaped cross-section with the flange width and thickness of the parent W shape. They're used as chords in trusses and open-web steel joists, as flanges welded to plate to build up girders and other custom sections, and anywhere a single wide bearing flange on a stem is more structurally efficient than a full I-shaped section — typically where only one face of the member needs to carry a bearing or connection load.

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Dimensions

PropertyValue
Nominal Weight (lb/ft)103.5
Depth of Section (in)12.9
Width of Section (in)13.0
Web Thickness (in)0.87
Flange Thickness (in)1.57
Kdet Dimension (in)2.875

Full sortable table: Dimensions table for this family

Section Properties

PropertyValue
Ix (in⁴)382
Zx (in³)69.3
Sx (in³)38.3
rx (in)3.55
Iy (in⁴)289
Zy (in³)68.6
Sy (in³)44.4
ry (in)3.08
J (in⁴)19.1
Cw (in⁶)91.3
ro (in)5.14
H (-)0.836

Full sortable table: Section properties table for this family