WT13.5X269.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 16.3 | 414.0 mm |
| Flange Width (bf) | 15.3 | 38.86 cm |
| Flange Thickness (tf) | 3.54 | 89.9 mm |
| Web Thickness (tw) | 1.97 | 50.0 mm |
| Area (A) | 79.3 in² | 511.6 cm² |
| Weight | 269.5 lb/ft | 401.1 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1530 | 1060 | in⁴ |
| Elastic Section Modulus (S) | 128 | 138 | in³ |
| Plastic Section Modulus (Z) | 242 | 218 | in³ |
| Radius of Gyration (r) | 4.39 | 3.65 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 247 | in⁴ |
| Warping Constant (Cw) | 1740 | in⁶ |
Design Resources
- Section Properties Database — Compare with other sections
- Steel Beam Sizes Reference — Full dimension table
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a WT13.5X269.5 tee? 269.5 lb/ft (401.1 kg/m).
What is the section modulus of WT13.5X269.5? Sx = 128 in³, Zx = 242 in³ (strong axis). Sy = 138 in³, Zy = 218 in³ (weak axis).
What steel grade is standard for WT13.5X269.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT13.5X269.5? Ix = 1530 in⁴ about the strong axis and Iy = 1060 in⁴ about the weak axis. The radius of gyration is rx = 4.39 in and ry = 3.65 in.
Related Pages
Educational reference only. Verify all section properties against the current AISC Manual and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.