L4×3-1/2×1/2 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.
L4×3-1/2×1/2 has a 4 in. long leg and a 3 1/2 in. short leg, 1/2 in. thick.
It weighs 11.9 lb per foot.
For strong-axis bending its section modulus is Sx = 1.92 in³ and its moment of inertia Ix = 5.3 in⁴, with a plastic modulus Zx = 3.46 in³.
Detailing dimensions
| Long leg | 4" |
|---|---|
| Short leg | 3 1/2" |
| Thickness (t) | 1/2" |
| k (detailing) | 7/8" |
Section properties
| Weight | 11.9 lb/ft |
|---|---|
| Area (A) | 3.5 in² |
| Ix | 5.3 in⁴ |
| Sx | 1.92 in³ |
| Zx | 3.46 in³ |
| rx | 1.23 in |
| Iy | 3.76 in⁴ |
| Sy | 1.5 in³ |
| Zy | 2.69 in³ |
| ry | 1.04 in |
| J | 0.301 in⁴ |
Similar weight angles
Comparable 11.9 lb/ft sections in other angle sizes.
L6×3-1/2×3/811.7 lb/ft · Sx 3.23 in³L6×4×3/812.3 lb/ft · Sx 3.3 in³L5×5×3/812.3 lb/ft · Sx 2.41 in³L6×6×5/1612.4 lb/ft · Sx 2.95 in³L5×3×7/1611.3 lb/ft · Sx 2.56 in³L4×4×7/1611.3 lb/ft · Sx 1.73 in³L4×3×1/211.1 lb/ft · Sx 1.87 in³L3-1/2×3-1/2×1/211.1 lb/ft · Sx 1.48 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 L4×3-1/2×1/2 cut, formed, or fabricated? Huntington Steel & Supply Co.
Browse more: Angles · Steel Beam Size Chart