WT12X103.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 12.9 | 327.7 mm |
| Flange Width (bf) | 13 | 33.02 cm |
| Flange Thickness (tf) | 1.57 | 39.9 mm |
| Web Thickness (tw) | 0.87 | 22.1 mm |
| Area (A) | 30.3 in² | 195.5 cm² |
| Weight | 103.5 lb/ft | 154.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 382 | 289 | in⁴ |
| Elastic Section Modulus (S) | 38.3 | 44.4 | in³ |
| Plastic Section Modulus (Z) | 69.3 | 68.6 | in³ |
| Radius of Gyration (r) | 3.55 | 3.08 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 19.1 | in⁴ |
| Warping Constant (Cw) | 91.3 | 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 WT12X103.5 tee? 103.5 lb/ft (154.0 kg/m).
What is the section modulus of WT12X103.5? Sx = 38.3 in³, Zx = 69.3 in³ (strong axis). Sy = 44.4 in³, Zy = 68.6 in³ (weak axis).
What steel grade is standard for WT12X103.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT12X103.5? Ix = 382 in⁴ about the strong axis and Iy = 289 in⁴ about the weak axis. The radius of gyration is rx = 3.55 in and ry = 3.08 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.