C5X9 Steel C-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 5 | 127.0 mm |
| Flange Width (bf) | 1.89 | 4.80 cm |
| Flange Thickness (tf) | 0.32 | 8.1 mm |
| Web Thickness (tw) | 0.325 | 8.3 mm |
| Area (A) | 2.64 in² | 17.0 cm² |
| Weight | 9 lb/ft | 13.4 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 8.89 | 0.624 | in⁴ |
| Elastic Section Modulus (S) | 3.56 | 0.444 | in³ |
| Plastic Section Modulus (Z) | 4.39 | 0.913 | in³ |
| Radius of Gyration (r) | 1.84 | 0.486 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.109 | in⁴ |
| Warping Constant (Cw) | 2.93 | in⁶ |
| Distance Between Flange Centroids (ho) | 4.68 | in |
| Effective Radius (rts) | 0.616 | in |
Design Resources
- Beam Capacity Calculator — Check C5X9 for your span and loads
- 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 C5X9 channel? 9 lb/ft (13.4 kg/m).
What is the section modulus of C5X9? Sx = 3.56 in³, Zx = 4.39 in³ (strong axis). Sy = 0.444 in³, Zy = 0.913 in³ (weak axis).
What steel grade is standard for C5X9? ASTM A36 (Fy = 36 ksi) for channels. Verify with mill certificate.
What is the moment of inertia of C5X9? Ix = 8.89 in⁴ about the strong axis and Iy = 0.624 in⁴ about the weak axis. The radius of gyration is rx = 1.84 in and ry = 0.486 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.