L4×3-1/2×3/8 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.
L4×3-1/2×3/8 has a 4 in. long leg and a 3 1/2 in. short leg, 3/8 in. thick.
It weighs 9.1 lb per foot.
For strong-axis bending its section modulus is Sx = 1.48 in³ and its moment of inertia Ix = 4.15 in⁴, with a plastic modulus Zx = 2.66 in³.
Detailing dimensions
| Long leg | 4" |
|---|---|
| Short leg | 3 1/2" |
| Thickness (t) | 3/8" |
| k (detailing) | 3/4" |
Section properties
| Weight | 9.1 lb/ft |
|---|---|
| Area (A) | 2.68 in² |
| Ix | 4.15 in⁴ |
| Sx | 1.48 in³ |
| Zx | 2.66 in³ |
| rx | 1.25 in |
| Iy | 2.96 in⁴ |
| Sy | 1.16 in³ |
| Zy | 2.06 in³ |
| ry | 1.05 in |
| J | 0.132 in⁴ |
Similar weight angles
Comparable 9.1 lb/ft sections in other angle sizes.
L3-1/2×3×7/169.1 lb/ft · Sx 1.29 in³L3-1/2×2-1/2×1/29.4 lb/ft · Sx 1.41 in³L3×3×1/29.4 lb/ft · Sx 1.06 in³L5×3-1/2×5/168.7 lb/ft · Sx 1.92 in³L4×3×3/88.5 lb/ft · Sx 1.44 in³L3-1/2×3-1/2×3/88.5 lb/ft · Sx 1.15 in³L3×2-1/2×1/28.5 lb/ft · Sx 1.03 in³L6×3-1/2×5/169.8 lb/ft · Sx 2.72 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 L4×3-1/2×3/8 cut, formed, or fabricated? Huntington Steel & Supply Co.
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