2L2-1/2×2-1/2×1/2 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.

2L2-1/2×2-1/2×1/2 has equal 2 1/2 in. legs, 1/2 in. thick, in contact back to back.

It weighs 15.4 lb per foot.

For strong-axis bending its section modulus is Sx = 1.43 in³ and its moment of inertia Ix = 2.44 in⁴, with a plastic modulus Zx = 2.58 in³.

Detailing dimensions

Long leg2 1/2"
Short leg2 1/2"
Thickness (t)1/2"

Section properties

Weight15.4 lb/ft
Area (A)4.52 in²
Ix2.44 in⁴
Sx1.43 in³
Zx2.58 in³
rx0.735 in
Iy5.37 in⁴
Sy2.15 in³
Zy3.63 in³
ry1.09 in

Similar weight double angles

Comparable 15.4 lb/ft sections in other double angle sizes.

2L2-1/2×2-1/2×1/2×3/815.4 lb/ft · Sx 1.43 in³2L2-1/2×2-1/2×1/2×3/415.4 lb/ft · Sx 1.43 in³2L4×3-1/2×5/16LLBB15.4 lb/ft · Sx 2.5 in³2L4×3-1/2×5/16×3/8LLBB15.4 lb/ft · Sx 2.5 in³2L4×3-1/2×5/16×3/4LLBB15.4 lb/ft · Sx 2.5 in³2L3×2×1/2LLBB15.4 lb/ft · Sx 2 in³2L3×2×1/2×3/8LLBB15.4 lb/ft · Sx 2 in³2L3×2×1/2×3/4LLBB15.4 lb/ft · Sx 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 2L2-1/2×2-1/2×1/2 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: Double angles · Steel Beam Size Chart

Interactive drawing