MC9X25.4 Steel MC-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 9 | 228.6 mm |
| Flange Width (bf) | 3.5 | 8.89 cm |
| Flange Thickness (tf) | 0.55 | 14.0 mm |
| Web Thickness (tw) | 0.45 | 11.4 mm |
| Area (A) | 7.47 in² | 48.2 cm² |
| Weight | 25.4 lb/ft | 37.8 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 87.9 | 7.57 | in⁴ |
| Elastic Section Modulus (S) | 19.5 | 2.99 | in³ |
| Plastic Section Modulus (Z) | 23.5 | 5.7 | in³ |
| Radius of Gyration (r) | 3.43 | 1.01 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.691 | in⁴ |
| Warping Constant (Cw) | 104 | in⁶ |
| Distance Between Flange Centroids (ho) | 8.45 | in |
| Effective Radius (rts) | 1.2 | in |
Design Resources
- Beam Capacity Calculator — Check MC9X25.4 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 MC9X25.4 channel? 25.4 lb/ft (37.8 kg/m).
What is the section modulus of MC9X25.4? Sx = 19.5 in³, Zx = 23.5 in³ (strong axis). Sy = 2.99 in³, Zy = 5.7 in³ (weak axis).
What steel grade is standard for MC9X25.4? ASTM A36 (Fy = 36 ksi) for MC-shapes. Verify with mill certificate.
What is the moment of inertia of MC9X25.4? Ix = 87.9 in⁴ about the strong axis and Iy = 7.57 in⁴ about the weak axis. The radius of gyration is rx = 3.43 in and ry = 1.01 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.