WT3X6 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 3.02 | 76.7 mm |
| Flange Width (bf) | 4 | 10.16 cm |
| Flange Thickness (tf) | 0.28 | 7.1 mm |
| Web Thickness (tw) | 0.23 | 5.8 mm |
| Area (A) | 1.78 in² | 11.5 cm² |
| Weight | 6 lb/ft | 8.9 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1.32 | 1.5 | in⁴ |
| Elastic Section Modulus (S) | 0.564 | 0.748 | in³ |
| Plastic Section Modulus (Z) | 1.01 | 1.16 | in³ |
| Radius of Gyration (r) | 0.862 | 0.918 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.045 | in⁴ |
| Warping Constant (Cw) | 0.018 | 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 WT3X6 tee? 6 lb/ft (8.9 kg/m).
What is the section modulus of WT3X6? Sx = 0.564 in³, Zx = 1.01 in³ (strong axis). Sy = 0.748 in³, Zy = 1.16 in³ (weak axis).
What steel grade is standard for WT3X6? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT3X6? Ix = 1.32 in⁴ about the strong axis and Iy = 1.5 in⁴ about the weak axis. The radius of gyration is rx = 0.862 in and ry = 0.918 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.