S15X50 Steel S-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 15 | 381.0 mm |
| Flange Width (bf) | 5.64 | 14.33 cm |
| Flange Thickness (tf) | 0.622 | 15.8 mm |
| Web Thickness (tw) | 0.55 | 14.0 mm |
| Area (A) | 14.7 in² | 94.8 cm² |
| Weight | 50 lb/ft | 74.4 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 485 | 15.6 | in⁴ |
| Elastic Section Modulus (S) | 64.7 | 5.53 | in³ |
| Plastic Section Modulus (Z) | 77 | 10 | in³ |
| Radius of Gyration (r) | 5.75 | 1.03 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 2.12 | in⁴ |
| Warping Constant (Cw) | 805 | in⁶ |
| Distance Between Flange Centroids (ho) | 14.4 | in |
| Effective Radius (rts) | 1.32 | in |
Design Resources
- Beam Capacity Calculator — Check S15X50 for your span and loads
- Column Capacity Calculator — Check S15X50 as a column
- 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 S15X50 beam? 50 lb/ft (74.4 kg/m).
What is the section modulus of S15X50? Sx = 64.7 in³, Zx = 77 in³ (strong axis). Sy = 5.53 in³, Zy = 10 in³ (weak axis).
What steel grade is standard for S15X50? ASTM A36 (Fy = 36 ksi) for S-shapes. Verify with mill certificate.
What is the moment of inertia of S15X50? Ix = 485 in⁴ about the strong axis and Iy = 15.6 in⁴ about the weak axis. The radius of gyration is rx = 5.75 in and ry = 1.03 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.