WT12X125 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 13.2 | 335.3 mm |
| Flange Width (bf) | 13.2 | 33.53 cm |
| Flange Thickness (tf) | 1.89 | 48.0 mm |
| Web Thickness (tw) | 1.04 | 26.4 mm |
| Area (A) | 36.8 in² | 237.4 cm² |
| Weight | 125 lb/ft | 186.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 478 | 362 | in⁴ |
| Elastic Section Modulus (S) | 47.2 | 54.9 | in³ |
| Plastic Section Modulus (Z) | 86.5 | 85.2 | in³ |
| Radius of Gyration (r) | 3.61 | 3.14 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 33.2 | in⁴ |
| Warping Constant (Cw) | 165 | 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 WT12X125 tee? 125 lb/ft (186.0 kg/m).
What is the section modulus of WT12X125? Sx = 47.2 in³, Zx = 86.5 in³ (strong axis). Sy = 54.9 in³, Zy = 85.2 in³ (weak axis).
What steel grade is standard for WT12X125? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT12X125? Ix = 478 in⁴ about the strong axis and Iy = 362 in⁴ about the weak axis. The radius of gyration is rx = 3.61 in and ry = 3.14 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.