2L3-1/2×3-1/2×1/2×3/8 double 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.

2L3-1/2×3-1/2×1/2×3/8 has equal 3 1/2 in. legs, 1/2 in. thick, in contact back to back.

It weighs 22.2 lb per foot.

For strong-axis bending its section modulus is Sx = 2.96 in³ and its moment of inertia Ix = 7.26 in⁴, with a plastic modulus Zx = 5.32 in³.

Detailing dimensions

Long leg3 1/2"
Short leg3 1/2"
Thickness (t)1/2"

Section properties

Weight22.2 lb/ft
Area (A)6.5 in²
Ix7.26 in⁴
Sx2.96 in³
Zx5.32 in³
rx1.05 in
Iy17.3 in⁴
Sy4.69 in³
Zy8.04 in³
ry1.63 in

Similar weight double angles

Comparable 22.2 lb/ft sections in other double angle sizes.

2L3-1/2×3-1/2×1/222.2 lb/ft · Sx 2.96 in³2L3-1/2×3-1/2×1/2×3/422.2 lb/ft · Sx 2.96 in³2L4×3×1/2LLBB22.2 lb/ft · Sx 3.74 in³2L4×3×1/2×3/8LLBB22.2 lb/ft · Sx 3.74 in³2L4×3×1/2×3/4LLBB22.2 lb/ft · Sx 3.74 in³2L4×3×1/2SLBB22.2 lb/ft · Sx 2.2 in³2L4×3×1/2×3/8SLBB22.2 lb/ft · Sx 2.2 in³2L4×3×1/2×3/4SLBB22.2 lb/ft · Sx 2.2 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 2L3-1/2×3-1/2×1/2×3/8 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: Double angles · Steel Beam Size Chart

Interactive drawing