HSS5X4X1/8 Steel Rectangular HSS — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Height (h) | 5 | 127.0 mm |
| Width (w) | 4 | 101.6 mm |
| Wall Thickness (t) | 0.125 | 3.2 mm |
| Area (A) | 2 in² | 12.9 cm² |
| Weight | 7.31 lb/ft | 10.9 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 7.42 | 5.27 | in⁴ |
| Elastic Section Modulus (S) | 2.97 | 2.64 | in³ |
| Plastic Section Modulus (Z) | 3.5 | 3.01 | in³ |
| Radius of Gyration (r) | 1.93 | 1.62 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 9.66 | 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 HSS5X4X1/8 section? 7.31 lb/ft (10.9 kg/m).
What is the section modulus of HSS5X4X1/8? Sx = 2.97 in³, Zx = 3.5 in³ (strong axis). Sy = 2.64 in³, Zy = 3.01 in³ (weak axis).
What steel grade is standard for HSS5X4X1/8? ASTM A500 Grade C (Fy = 50 ksi) or Grade B (Fy = 46 ksi). Verify with mill certificate.
What is the moment of inertia of HSS5X4X1/8? Ix = 7.42 in⁴ about the strong axis and Iy = 5.27 in⁴ about the weak axis. The radius of gyration is rx = 1.93 in and ry = 1.62 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.