2L8×6×1LLBB 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.

2L8×6×1LLBB has a 8 in. long leg and a 6 in. short leg, 1 in. thick, in contact back to back.

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

At 88.4 lb per foot it is one of the 42 2L8×6 sizes, which run from 40.4 to 88.4 lb/ft.

For strong-axis bending its section modulus is Sx = 30.2 in³ and its moment of inertia Ix = 162 in⁴, with a plastic modulus Zx = 54.6 in³.

Detailing dimensions

Long leg8"
Short leg6"
Thickness (t)1"

Section properties

Weight88.4 lb/ft
Area (A)26.2 in²
Ix162 in⁴
Sx30.2 in³
Zx54.6 in³
rx2.49 in
Iy150 in⁴
Sy25 in³
Zy43.2 in³
ry2.39 in

Other 2L8×6 sizes

Same nominal size, different weight — useful when you are checking a substitution or a lighter section.

2L8×6×7/16LLBB2L8×6×7/16×3/8LLBB2L8×6×7/16×3/4LLBB2L8×6×7/16SLBB2L8×6×7/16×3/8SLBB2L8×6×7/16×3/4SLBB2L8×6×1/2LLBB2L8×6×1/2×3/8LLBB2L8×6×1/2×3/4LLBB2L8×6×1/2SLBB2L8×6×1/2×3/8SLBB2L8×6×1/2×3/4SLBB2L8×6×9/16LLBB2L8×6×9/16×3/8LLBB2L8×6×9/16×3/4LLBB2L8×6×9/16SLBB2L8×6×9/16×3/8SLBB2L8×6×9/16×3/4SLBB2L8×6×5/8LLBB2L8×6×5/8×3/8LLBB2L8×6×5/8×3/4LLBB2L8×6×5/8SLBB2L8×6×5/8×3/8SLBB2L8×6×5/8×3/4SLBB

All 2L8×6 sizes and dimensions →

Similar weight double angles

Comparable 88.4 lb/ft sections in other double angle sizes.

2L8×8×7/890 lb/ft · Sx 28 in³2L8×8×7/8×3/890 lb/ft · Sx 28 in³2L8×8×7/8×3/490 lb/ft · Sx 28 in³2L10×10×3/498.2 lb/ft · Sx 38.4 in³2L10×10×3/4×3/498.2 lb/ft · Sx 38.4 in³2L10×10×3/4×1-1/298.2 lb/ft · Sx 38.4 in³2L8×8×3/477.8 lb/ft · Sx 24.4 in³2L8×8×3/4×3/877.8 lb/ft · Sx 24.4 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 2L8×6×1LLBB cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: Double angles · Steel Beam Size Chart

Interactive drawing