C7X14.75 Steel C-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 7 | 177.8 mm |
| Flange Width (bf) | 2.3 | 5.84 cm |
| Flange Thickness (tf) | 0.366 | 9.3 mm |
| Web Thickness (tw) | 0.419 | 10.6 mm |
| Area (A) | 4.33 in² | 27.9 cm² |
| Weight | 14.75 lb/ft | 22.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 27.2 | 1.37 | in⁴ |
| Elastic Section Modulus (S) | 7.78 | 0.772 | in³ |
| Plastic Section Modulus (Z) | 9.75 | 1.63 | in³ |
| Radius of Gyration (r) | 2.51 | 0.561 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.267 | in⁴ |
| Warping Constant (Cw) | 13.1 | in⁶ |
| Distance Between Flange Centroids (ho) | 6.63 | in |
| Effective Radius (rts) | 0.738 | in |
Design Resources
- Beam Capacity Calculator — Check C7X14.75 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 C7X14.75 channel? 14.75 lb/ft (22.0 kg/m).
What is the section modulus of C7X14.75? Sx = 7.78 in³, Zx = 9.75 in³ (strong axis). Sy = 0.772 in³, Zy = 1.63 in³ (weak axis).
What steel grade is standard for C7X14.75? ASTM A36 (Fy = 36 ksi) for channels. Verify with mill certificate.
What is the moment of inertia of C7X14.75? Ix = 27.2 in⁴ about the strong axis and Iy = 1.37 in⁴ about the weak axis. The radius of gyration is rx = 2.51 in and ry = 0.561 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.