L5X3X1/2 Steel Angle — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Leg Length (leg) | 5 | 12.70 cm |
| Leg Thickness (t) | 0.5 | 1.27 cm |
| Area (A) | 3.75 in² | 24.2 cm² |
| Weight | 12.8 lb/ft | 19.0 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 9.43 | 2.55 | in⁴ |
| Elastic Section Modulus (S) | 2.89 | 1.13 | in³ |
| Plastic Section Modulus (Z) | 5.12 | 2.08 | in³ |
| Radius of Gyration (r) | 1.58 | 0.824 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.322 | in⁴ |
| Warping Constant (Cw) | 0.444 | in⁶ |
Design Resources
- Section Properties Database — Compare with other sections
- Steel Angles Reference — Full angle dimension table
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a L5X3X1/2 angle? 12.8 lb/ft (19.0 kg/m).
What is the section modulus of L5X3X1/2? Sx = 2.89 in³, Zx = 5.12 in³ (strong axis). Sy = 1.13 in³, Zy = 2.08 in³ (weak axis).
What steel grade is standard for L5X3X1/2? ASTM A36 (Fy = 36 ksi) for angles. Verify with mill certificate.
What is the moment of inertia of L5X3X1/2? Ix = 9.43 in⁴ about the strong axis and Iy = 2.55 in⁴ about the weak axis. The radius of gyration is rx = 1.58 in and ry = 0.824 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.