WT18X197.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 19.2 | 487.7 mm |
| Flange Width (bf) | 16.8 | 42.67 cm |
| Flange Thickness (tf) | 2.2 | 55.9 mm |
| Web Thickness (tw) | 1.22 | 31.0 mm |
| Area (A) | 58.1 in² | 374.8 cm² |
| Weight | 197.5 lb/ft | 293.9 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1740 | 877 | in⁴ |
| Elastic Section Modulus (S) | 119 | 104 | in³ |
| Plastic Section Modulus (Z) | 213 | 162 | in³ |
| Radius of Gyration (r) | 5.47 | 3.88 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 70.7 | in⁴ |
| Warping Constant (Cw) | 652 | 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 WT18X197.5 tee? 197.5 lb/ft (293.9 kg/m).
What is the section modulus of WT18X197.5? Sx = 119 in³, Zx = 213 in³ (strong axis). Sy = 104 in³, Zy = 162 in³ (weak axis).
What steel grade is standard for WT18X197.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT18X197.5? Ix = 1740 in⁴ about the strong axis and Iy = 877 in⁴ about the weak axis. The radius of gyration is rx = 5.47 in and ry = 3.88 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.