WT7X15 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 6.92 | 175.8 mm |
| Flange Width (bf) | 6.73 | 17.09 cm |
| Flange Thickness (tf) | 0.385 | 9.8 mm |
| Web Thickness (tw) | 0.27 | 6.9 mm |
| Area (A) | 4.42 in² | 28.5 cm² |
| Weight | 15 lb/ft | 22.3 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 19 | 9.79 | in⁴ |
| Elastic Section Modulus (S) | 3.55 | 2.91 | in³ |
| Plastic Section Modulus (Z) | 6.25 | 4.49 | in³ |
| Radius of Gyration (r) | 2.07 | 1.49 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.19 | in⁴ |
| Warping Constant (Cw) | 0.287 | 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 WT7X15 tee? 15 lb/ft (22.3 kg/m).
What is the section modulus of WT7X15? Sx = 3.55 in³, Zx = 6.25 in³ (strong axis). Sy = 2.91 in³, Zy = 4.49 in³ (weak axis).
What steel grade is standard for WT7X15? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT7X15? Ix = 19 in⁴ about the strong axis and Iy = 9.79 in⁴ about the weak axis. The radius of gyration is rx = 2.07 in and ry = 1.49 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.