L4×3-1/2×5/16 angle
Detailing dimensions and section properties from the AISC Shapes Database, 16th Edition. Values are shown to the nearest 1/16 in. as they appear on a shop drawing.
L4×3-1/2×5/16 has a 4 in. long leg and a 3 1/2 in. short leg, 5/16 in. thick.
It weighs 7.7 lb per foot.
For strong-axis bending its section modulus is Sx = 1.25 in³ and its moment of inertia Ix = 3.53 in⁴, with a plastic modulus Zx = 2.24 in³.
Detailing dimensions
| Long leg | 4" |
|---|---|
| Short leg | 3 1/2" |
| Thickness (t) | 5/16" |
| k (detailing) | 11/16" |
Section properties
| Weight | 7.7 lb/ft |
|---|---|
| Area (A) | 2.25 in² |
| Ix | 3.53 in⁴ |
| Sx | 1.25 in³ |
| Zx | 2.24 in³ |
| rx | 1.25 in |
| Iy | 2.52 in⁴ |
| Sy | 0.98 in³ |
| Zy | 1.74 in³ |
| ry | 1.06 in |
| J | 0.0782 in⁴ |
Similar weight angles
Comparable 7.7 lb/ft sections in other angle sizes.
L3×2×1/27.7 lb/ft · Sx 1 in³L2-1/2×2-1/2×1/27.7 lb/ft · Sx 0.716 in³L3×2-1/2×7/167.6 lb/ft · Sx 0.921 in³L3-1/2×3×3/87.9 lb/ft · Sx 1.12 in³L5×3×5/168.2 lb/ft · Sx 1.87 in³L4×4×5/168.2 lb/ft · Sx 1.27 in³L4×3×5/167.2 lb/ft · Sx 1.22 in³L3-1/2×3-1/2×5/167.2 lb/ft · Sx 0.969 in³
Detailing values are rounded to the nearest 1/16 in. per the AISC Steel Construction Manual. Verify critical dimensions against the current Manual before fabrication. Need L4×3-1/2×5/16 cut, formed, or fabricated? Huntington Steel & Supply Co.
Browse more: Angles · Steel Beam Size Chart