WT20X163.5 Steel WT-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 20.4 | 518.2 mm |
| Flange Width (bf) | 12.1 | 30.73 cm |
| Flange Thickness (tf) | 2.13 | 54.1 mm |
| Web Thickness (tw) | 1.18 | 30.0 mm |
| Area (A) | 47.9 in² | 309.0 cm² |
| Weight | 163.5 lb/ft | 243.3 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 1840 | 320 | in⁴ |
| Elastic Section Modulus (S) | 125 | 52.7 | in³ |
| Plastic Section Modulus (Z) | 224 | 85 | in³ |
| Radius of Gyration (r) | 6.19 | 2.58 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 51.4 | in⁴ |
| Warping Constant (Cw) | 449 | 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 WT20X163.5 tee? 163.5 lb/ft (243.3 kg/m).
What is the section modulus of WT20X163.5? Sx = 125 in³, Zx = 224 in³ (strong axis). Sy = 52.7 in³, Zy = 85 in³ (weak axis).
What steel grade is standard for WT20X163.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.
What is the moment of inertia of WT20X163.5? Ix = 1840 in⁴ about the strong axis and Iy = 320 in⁴ about the weak axis. The radius of gyration is rx = 6.19 in and ry = 2.58 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.