WT12x42 – WT Shapes
WT12x42 is a tee 12.1 in (307 mm) deep with a 9.02 in (229 mm) flange, weighing 42 lb/ft (62.5 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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Nearby Sections
Dimensions
| Property | Value |
|---|---|
| Nominal Weight (lb/ft) | 42.0 |
| Depth of Section (in) | 12.1 |
| Width of Section (in) | 9.02 |
| Web Thickness (in) | 0.47 |
| Flange Thickness (in) | 0.77 |
| Kdet Dimension (in) | 2.0625 |
Full sortable table: Dimensions table for this family
Section Properties
| Property | Value |
|---|---|
| Ix (in⁴) | 166 |
| Zx (in³) | 32.5 |
| Sx (in³) | 18.3 |
| rx (in) | 3.67 |
| Iy (in⁴) | 47.2 |
| Zy (in³) | 16.3 |
| Sy (in³) | 10.5 |
| ry (in) | 1.95 |
| J (in⁴) | 1.84 |
| Cw (in⁶) | 6.9 |
| ro (in) | 4.9 |
| H (-) | 0.72 |
Full sortable table: Section properties table for this family
