HSS9X5X5/8 Steel Rectangular HSS — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Height (h) | 9 | 228.6 mm |
| Width (w) | 5 | 127.0 mm |
| Wall Thickness (t) | 0.625 | 15.9 mm |
| Area (A) | 14 in² | 90.3 cm² |
| Weight | 50.81 lb/ft | 75.6 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 133 | 52 | in⁴ |
| Elastic Section Modulus (S) | 29.6 | 20.8 | in³ |
| Plastic Section Modulus (Z) | 38.5 | 25.3 | in³ |
| Radius of Gyration (r) | 3.08 | 1.92 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 128 | in⁴ |
| Warping Constant (Cw) | 0 | in⁶ |
Design Resources
- Section Properties Database — Compare with other sections
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a HSS9X5X5/8 section? 50.81 lb/ft (75.6 kg/m).
What is the section modulus of HSS9X5X5/8? Sx = 29.6 in³, Zx = 38.5 in³ (strong axis). Sy = 20.8 in³, Zy = 25.3 in³ (weak axis).
What steel grade is standard for HSS9X5X5/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.
What is the moment of inertia of HSS9X5X5/8? Ix = 133 in⁴ about the strong axis and Iy = 52 in⁴ about the weak axis. The radius of gyration is rx = 3.08 in and ry = 1.92 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.