L5X3X1/4 Steel Angle — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Leg Length (leg) | 5 | 12.70 cm |
| Leg Thickness (t) | 0.25 | 0.64 cm |
| Area (A) | 1.94 in² | 12.5 cm² |
| Weight | 6.6 lb/ft | 9.8 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 5.09 | 1.41 | in⁴ |
| Elastic Section Modulus (S) | 1.51 | 0.6 | in³ |
| Plastic Section Modulus (Z) | 2.68 | 1.05 | in³ |
| Radius of Gyration (r) | 1.62 | 0.853 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 0.044 | in⁴ |
| Warping Constant (Cw) | 0.061 | 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 L5X3X1/4 angle? 6.6 lb/ft (9.8 kg/m).
What is the section modulus of L5X3X1/4? Sx = 1.51 in³, Zx = 2.68 in³ (strong axis). Sy = 0.6 in³, Zy = 1.05 in³ (weak axis).
What steel grade is standard for L5X3X1/4? ASTM A36 (Fy = 36 ksi) for angles. Verify with mill certificate.
What is the moment of inertia of L5X3X1/4? Ix = 5.09 in⁴ about the strong axis and Iy = 1.41 in⁴ about the weak axis. The radius of gyration is rx = 1.62 in and ry = 0.853 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.