HSS4.500X0.125 Steel Round HSS — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Outer Diameter (OD) | 4.5 | 114.3 mm |
| Wall Thickness (t) | 0.125 | 3.2 mm |
| Area (A) | 1.6 in² | 10.3 cm² |
| Weight | 5.85 lb/ft | 8.7 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 3.84 | 3.84 | in⁴ |
| Elastic Section Modulus (S) | 1.71 | 1.71 | in³ |
| Plastic Section Modulus (Z) | 2.23 | 2.23 | in³ |
| Radius of Gyration (r) | 1.55 | 1.55 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 7.68 | 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 HSS4.500X0.125 section? 5.85 lb/ft (8.7 kg/m).
What is the section modulus of HSS4.500X0.125? Sx = 1.71 in³, Zx = 2.23 in³ (strong axis). Sy = 1.71 in³, Zy = 2.23 in³ (weak axis).
What steel grade is standard for HSS4.500X0.125? ASTM A500 Grade C (Fy = 46 ksi) or Grade B (Fy = 42 ksi). Verify with mill certificate.
What is the moment of inertia of HSS4.500X0.125? Ix = 3.84 in⁴ about the strong axis and Iy = 3.84 in⁴ about the weak axis. The radius of gyration is rx = 1.55 in and ry = 1.55 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.