WT13.5X80.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 13.8 | 350.5 mm |
| Flange Width (bf) | 14 | 35.56 cm |
| Flange Thickness (tf) | 1.08 | 27.4 mm |
| Web Thickness (tw) | 0.66 | 16.8 mm |
| Area (A) | 23.8 in² | 153.5 cm² |
| Weight | 80.5 lb/ft | 119.8 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 372 | 248 | in⁴ |
| Elastic Section Modulus (S) | 34.4 | 35.4 | in³ |
| Plastic Section Modulus (Z) | 60.8 | 54.5 | in³ |
| Radius of Gyration (r) | 3.95 | 3.23 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 7.53 | in⁴ |
| Warping Constant (Cw) | 42.7 | 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 WT13.5X80.5 tee? 80.5 lb/ft (119.8 kg/m).
What is the section modulus of WT13.5X80.5? Sx = 34.4 in³, Zx = 60.8 in³ (strong axis). Sy = 35.4 in³, Zy = 54.5 in³ (weak axis).
What steel grade is standard for WT13.5X80.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT13.5X80.5? Ix = 372 in⁴ about the strong axis and Iy = 248 in⁴ about the weak axis. The radius of gyration is rx = 3.95 in and ry = 3.23 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.