L5X3-1/2X3/4 Steel Angle — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Leg Length (leg) | 5 | 12.70 cm |
| Leg Thickness (t) | 0.75 | 1.91 cm |
| Area (A) | 5.85 in² | 37.7 cm² |
| Weight | 19.8 lb/ft | 29.5 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 13.9 | 5.52 | in⁴ |
| Elastic Section Modulus (S) | 4.26 | 2.2 | in³ |
| Plastic Section Modulus (Z) | 7.6 | 4.07 | in³ |
| Radius of Gyration (r) | 1.55 | 0.974 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 1.09 | in⁴ |
| Warping Constant (Cw) | 1.52 | 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 L5X3-1/2X3/4 angle? 19.8 lb/ft (29.5 kg/m).
What is the section modulus of L5X3-1/2X3/4? Sx = 4.26 in³, Zx = 7.6 in³ (strong axis). Sy = 2.2 in³, Zy = 4.07 in³ (weak axis).
What steel grade is standard for L5X3-1/2X3/4? ASTM A36 (Fy = 36 ksi) for angles. Verify with mill certificate.
What is the moment of inertia of L5X3-1/2X3/4? Ix = 13.9 in⁴ about the strong axis and Iy = 5.52 in⁴ about the weak axis. The radius of gyration is rx = 1.55 in and ry = 0.974 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.