WT15X45 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 14.8 | 375.9 mm |
| Flange Width (bf) | 10.4 | 26.42 cm |
| Flange Thickness (tf) | 0.61 | 15.5 mm |
| Web Thickness (tw) | 0.47 | 11.9 mm |
| Area (A) | 13.2 in² | 85.2 cm² |
| Weight | 45 lb/ft | 67.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 290 | 57.3 | in⁴ |
| Elastic Section Modulus (S) | 27.1 | 11 | in³ |
| Plastic Section Modulus (Z) | 49 | 17.3 | in³ |
| Radius of Gyration (r) | 4.69 | 2.09 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 1.41 | in⁴ |
| Warping Constant (Cw) | 10.5 | 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 WT15X45 tee? 45 lb/ft (67.0 kg/m).
What is the section modulus of WT15X45? Sx = 27.1 in³, Zx = 49 in³ (strong axis). Sy = 11 in³, Zy = 17.3 in³ (weak axis).
What steel grade is standard for WT15X45? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT15X45? Ix = 290 in⁴ about the strong axis and Iy = 57.3 in⁴ about the weak axis. The radius of gyration is rx = 4.69 in and ry = 2.09 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.