WT13.5X57 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 13.6 | 345.4 mm |
| Flange Width (bf) | 10.1 | 25.65 cm |
| Flange Thickness (tf) | 0.93 | 23.6 mm |
| Web Thickness (tw) | 0.57 | 14.5 mm |
| Area (A) | 16.8 in² | 108.4 cm² |
| Weight | 57 lb/ft | 84.8 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 289 | 79.3 | in⁴ |
| Elastic Section Modulus (S) | 28.3 | 15.8 | in³ |
| Plastic Section Modulus (Z) | 50.4 | 24.6 | in³ |
| Radius of Gyration (r) | 4.15 | 2.18 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 3.65 | in⁴ |
| Warping Constant (Cw) | 17.5 | 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 WT13.5X57 tee? 57 lb/ft (84.8 kg/m).
What is the section modulus of WT13.5X57? Sx = 28.3 in³, Zx = 50.4 in³ (strong axis). Sy = 15.8 in³, Zy = 24.6 in³ (weak axis).
What steel grade is standard for WT13.5X57? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT13.5X57? Ix = 289 in⁴ about the strong axis and Iy = 79.3 in⁴ about the weak axis. The radius of gyration is rx = 4.15 in and ry = 2.18 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.