WT18X141 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 18.6 | 472.4 mm |
| Flange Width (bf) | 16.6 | 42.16 cm |
| Flange Thickness (tf) | 1.57 | 39.9 mm |
| Web Thickness (tw) | 0.885 | 22.5 mm |
| Area (A) | 41.5 in² | 267.7 cm² |
| Weight | 141 lb/ft | 209.8 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1190 | 599 | in⁴ |
| Elastic Section Modulus (S) | 82.6 | 72.2 | in³ |
| Plastic Section Modulus (Z) | 146 | 112 | in³ |
| Radius of Gyration (r) | 5.36 | 3.8 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 26.3 | in⁴ |
| Warping Constant (Cw) | 231 | 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 WT18X141 tee? 141 lb/ft (209.8 kg/m).
What is the section modulus of WT18X141? Sx = 82.6 in³, Zx = 146 in³ (strong axis). Sy = 72.2 in³, Zy = 112 in³ (weak axis).
What steel grade is standard for WT18X141? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT18X141? Ix = 1190 in⁴ about the strong axis and Iy = 599 in⁴ about the weak axis. The radius of gyration is rx = 5.36 in and ry = 3.8 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.