WT12X51.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 12.3 | 312.4 mm |
| Flange Width (bf) | 9 | 22.86 cm |
| Flange Thickness (tf) | 0.98 | 24.9 mm |
| Web Thickness (tw) | 0.55 | 14.0 mm |
| Area (A) | 15.1 in² | 97.4 cm² |
| Weight | 51.5 lb/ft | 76.6 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 204 | 59.7 | in⁴ |
| Elastic Section Modulus (S) | 22 | 13.3 | in³ |
| Plastic Section Modulus (Z) | 39.2 | 20.7 | in³ |
| Radius of Gyration (r) | 3.67 | 1.99 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 3.53 | in⁴ |
| Warping Constant (Cw) | 12.3 | 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 WT12X51.5 tee? 51.5 lb/ft (76.6 kg/m).
What is the section modulus of WT12X51.5? Sx = 22 in³, Zx = 39.2 in³ (strong axis). Sy = 13.3 in³, Zy = 20.7 in³ (weak axis).
What steel grade is standard for WT12X51.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT12X51.5? Ix = 204 in⁴ about the strong axis and Iy = 59.7 in⁴ about the weak axis. The radius of gyration is rx = 3.67 in and ry = 1.99 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.