2L5×3-1/2×5/8×3/8LLBB 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.

2L5×3-1/2×5/8×3/8LLBB has a 5 in. long leg and a 3 1/2 in. short leg, 5/8 in. thick, in contact back to back.

It is a double angle set with its long legs back-to-back.

It weighs 33.6 lb per foot.

For strong-axis bending its section modulus is Sx = 7.26 in³ and its moment of inertia Ix = 24 in⁴, with a plastic modulus Zx = 13 in³.

Detailing dimensions

Long leg5"
Short leg3 1/2"
Thickness (t)5/8"

Section properties

Weight33.6 lb/ft
Area (A)9.86 in²
Ix24 in⁴
Sx7.26 in³
Zx13 in³
rx1.56 in
Iy22.2 in⁴
Sy6.02 in³
Zy11.2 in³
ry1.5 in

Similar weight double angles

Comparable 33.6 lb/ft sections in other double angle sizes.

2L5×3-1/2×5/8LLBB33.6 lb/ft · Sx 7.26 in³2L5×3-1/2×5/8×3/4LLBB33.6 lb/ft · Sx 7.26 in³2L5×3-1/2×5/8SLBB33.6 lb/ft · Sx 3.76 in³2L5×3-1/2×5/8×3/8SLBB33.6 lb/ft · Sx 3.76 in³2L5×3-1/2×5/8×3/4SLBB33.6 lb/ft · Sx 3.76 in³2L6×6×7/1634.4 lb/ft · Sx 8.12 in³2L6×6×7/16×3/834.4 lb/ft · Sx 8.12 in³2L6×6×7/16×3/434.4 lb/ft · Sx 8.12 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 2L5×3-1/2×5/8×3/8LLBB cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: Double angles · Steel Beam Size Chart

Interactive drawing