2L3×2-1/2×7/16LLBB 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.

2L3×2-1/2×7/16LLBB has a 3 in. long leg and a 2 1/2 in. short leg, 7/16 in. thick, in contact back to back.

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

It weighs 15.2 lb per foot.

For strong-axis bending its section modulus is Sx = 1.84 in³ and its moment of inertia Ix = 3.74 in⁴, with a plastic modulus Zx = 3.32 in³.

Detailing dimensions

Long leg3"
Short leg2 1/2"
Thickness (t)7/16"

Section properties

Weight15.2 lb/ft
Area (A)4.44 in²
Ix3.74 in⁴
Sx1.84 in³
Zx3.32 in³
rx0.917 in
Iy4.62 in⁴
Sy1.85 in³
Zy3.21 in³
ry1.02 in

Similar weight double angles

Comparable 15.2 lb/ft sections in other double angle sizes.

2L3×2-1/2×7/16×3/8LLBB15.2 lb/ft · Sx 1.84 in³2L3×2-1/2×7/16×3/4LLBB15.2 lb/ft · Sx 1.84 in³2L3×2-1/2×7/16SLBB15.2 lb/ft · Sx 1.31 in³2L3×2-1/2×7/16×3/8SLBB15.2 lb/ft · Sx 1.31 in³2L3×2-1/2×7/16×3/4SLBB15.2 lb/ft · Sx 1.31 in³2L2-1/2×2-1/2×1/215.4 lb/ft · Sx 1.43 in³2L2-1/2×2-1/2×1/2×3/815.4 lb/ft · Sx 1.43 in³2L2-1/2×2-1/2×1/2×3/415.4 lb/ft · Sx 1.43 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 2L3×2-1/2×7/16LLBB cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: Double angles · Steel Beam Size Chart

Interactive drawing