WT7X79.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 7.49 | 190.2 mm |
| Flange Width (bf) | 15.6 | 39.62 cm |
| Flange Thickness (tf) | 1.19 | 30.2 mm |
| Web Thickness (tw) | 0.745 | 18.9 mm |
| Area (A) | 23.4 in² | 151.0 cm² |
| Weight | 79.5 lb/ft | 118.3 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 70.2 | 374 | in⁴ |
| Elastic Section Modulus (S) | 11.4 | 48.1 | in³ |
| Plastic Section Modulus (Z) | 22.8 | 73 | in³ |
| Radius of Gyration (r) | 1.73 | 4 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 9.84 | in⁴ |
| Warping Constant (Cw) | 47.9 | 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 WT7X79.5 tee? 79.5 lb/ft (118.3 kg/m).
What is the section modulus of WT7X79.5? Sx = 11.4 in³, Zx = 22.8 in³ (strong axis). Sy = 48.1 in³, Zy = 73 in³ (weak axis).
What steel grade is standard for WT7X79.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT7X79.5? Ix = 70.2 in⁴ about the strong axis and Iy = 374 in⁴ about the weak axis. The radius of gyration is rx = 1.73 in and ry = 4 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.