WT3x7.5 – WT Shapes

WT3x7.5 is a tee 3 in (76 mm) deep with a 5.99 in (152 mm) flange, weighing 7.5 lb/ft (11.2 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)7.5
Depth of Section (in)3.0
Width of Section (in)5.99
Web Thickness (in)0.23
Flange Thickness (in)0.26
Kdet Dimension (in)0.75

Full sortable table: Dimensions table for this family

Section Properties

PropertyValue
Ix (in⁴)1.41
Zx (in³)1.03
Sx (in³)0.577
rx (in)0.797
Iy (in⁴)4.66
Zy (in³)2.37
Sy (in³)1.56
ry (in)1.45
J (in⁴)0.0504
Cw (in⁶)0.0342
ro (in)1.71
H (-)0.937

Full sortable table: Section properties table for this family