AISC Double Angles & Section Properties

AISC 2L shapes are back-to-back double-angle assemblies used for built-up members, braces and truss chords.

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AISC Shapes Database v16.0 · 2,299 sections

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AISC 2L dimensions and section properties in imperial units
Designation Weight (lb/ft) Depth, d (in) Width (in) Area (in²) Ix (in⁴) Sx (in³)
2L3x2x5/16LLBB 10 3 2 2.96 2.64 1.32
2L3x2x5/16x3/4LLBB 10 3 2 2.96 2.64 1.32
2L3x2x5/16x3/8LLBB 10 3 2 2.96 2.64 1.32
2L3-1/2x3x1/4SLBB 10.8 3 3.5 3.16 2.61 1.17
2L3-1/2x3x1/4x3/4SLBB 10.8 3 3.5 3.16 2.61 1.17
2L3-1/2x3x1/4x3/8SLBB 10.8 3 3.5 3.16 2.61 1.17
2L3x2-1/2x5/16LLBB 11.2 3 2.5 3.26 2.82 1.36
2L3x2-1/2x5/16x3/4LLBB 11.2 3 2.5 3.26 2.82 1.36
2L3x2-1/2x5/16x3/8LLBB 11.2 3 2.5 3.26 2.82 1.36
2L4x3x1/4SLBB 11.6 3 4 3.38 2.66 1.17
2L4x3x1/4x3/4SLBB 11.6 3 4 3.38 2.66 1.17
2L4x3x1/4x3/8SLBB 11.6 3 4 3.38 2.66 1.17
2L3x2x3/8LLBB 11.8 3 2 3.5 3.08 1.56
2L3x2x3/8x3/4LLBB 11.8 3 2 3.5 3.08 1.56
2L3x2x3/8x3/8LLBB 11.8 3 2 3.5 3.08 1.56
2L3x3x5/16 12.2 3 3 3.56 3 1.4
2L3x3x5/16x3/4 12.2 3 3 3.56 3 1.4
2L3x3x5/16x3/8 12.2 3 3 3.56 3 1.4
2L3-1/2x3x5/16SLBB 13.2 3 3.5 3.9 3.16 1.44
2L3-1/2x3x5/16x3/4SLBB 13.2 3 3.5 3.9 3.16 1.44
2L3-1/2x3x5/16x3/8SLBB 13.2 3 3.5 3.9 3.16 1.44
2L3x2-1/2x3/8LLBB 13.2 3 2.5 3.86 3.3 1.61
2L3x2-1/2x3/8x3/4LLBB 13.2 3 2.5 3.86 3.3 1.61
2L3x2-1/2x3/8x3/8LLBB 13.2 3 2.5 3.86 3.3 1.61
2L5x3x1/4SLBB 13.2 3 5 3.88 2.82 1.2
2L5x3x1/4x3/4SLBB 13.2 3 5 3.88 2.82 1.2
2L5x3x1/4x3/8SLBB 13.2 3 5 3.88 2.82 1.2
2L3x3x3/8 14.4 3 3 4.22 3.5 1.65
2L3x3x3/8x3/4 14.4 3 3 4.22 3.5 1.65
2L3x3x3/8x3/8 14.4 3 3 4.22 3.5 1.65
2L4x3x5/16SLBB 14.4 3 4 4.18 3.24 1.44
2L4x3x5/16x3/4SLBB 14.4 3 4 4.18 3.24 1.44
2L4x3x5/16x3/8SLBB 14.4 3 4 4.18 3.24 1.44
2L3x2-1/2x7/16LLBB 15.2 3 2.5 4.44 3.74 1.84
2L3x2-1/2x7/16x3/4LLBB 15.2 3 2.5 4.44 3.74 1.84
2L3x2-1/2x7/16x3/8LLBB 15.2 3 2.5 4.44 3.74 1.84
2L3x2x1/2LLBB 15.4 3 2 4.52 3.84 2
2L3x2x1/2x3/4LLBB 15.4 3 2 4.52 3.84 2
2L3x2x1/2x3/8LLBB 15.4 3 2 4.52 3.84 2
2L3-1/2x3x3/8SLBB 15.8 3 3.5 4.64 3.69 1.69
2L3-1/2x3x3/8x3/4SLBB 15.8 3 3.5 4.64 3.69 1.69
2L3-1/2x3x3/8x3/8SLBB 15.8 3 3.5 4.64 3.69 1.69
2L5x3x5/16SLBB 16.4 3 5 4.82 3.44 1.48
2L5x3x5/16x3/4SLBB 16.4 3 5 4.82 3.44 1.48
2L5x3x5/16x3/8SLBB 16.4 3 5 4.82 3.44 1.48
2L3x3x7/16 16.6 3 3 4.86 3.96 1.89
2L3x3x7/16x3/4 16.6 3 3 4.86 3.96 1.89
2L3x3x7/16x3/8 16.6 3 3 4.86 3.96 1.89
2L3x2-1/2x1/2LLBB 17 3 2.5 5 4.14 2.06
2L3x2-1/2x1/2x3/4LLBB 17 3 2.5 5 4.14 2.06
2L3x2-1/2x1/2x3/8LLBB 17 3 2.5 5 4.14 2.06
2L4x3x3/8SLBB 17 3 4 4.98 3.79 1.7
2L4x3x3/8x3/4SLBB 17 3 4 4.98 3.79 1.7
2L4x3x3/8x3/8SLBB 17 3 4 4.98 3.79 1.7
2L3-1/2x3x7/16SLBB 18.2 3 3.5 5.34 4.18 1.94
2L3-1/2x3x7/16x3/4SLBB 18.2 3 3.5 5.34 4.18 1.94
2L3-1/2x3x7/16x3/8SLBB 18.2 3 3.5 5.34 4.18 1.94
2L3x3x1/2 18.8 3 3 5.52 4.4 2.12
2L3x3x1/2x3/4 18.8 3 3 5.52 4.4 2.12
2L3x3x1/2x3/8 18.8 3 3 5.52 4.4 2.12
2L5x3x3/8SLBB 19.6 3 5 5.72 4.02 1.75
2L5x3x3/8x3/4SLBB 19.6 3 5 5.72 4.02 1.75
2L5x3x3/8x3/8SLBB 19.6 3 5 5.72 4.02 1.75
2L3-1/2x3x1/2SLBB 20.4 3 3.5 6.04 4.65 2.18
2L3-1/2x3x1/2x3/4SLBB 20.4 3 3.5 6.04 4.65 2.18
2L3-1/2x3x1/2x3/8SLBB 20.4 3 3.5 6.04 4.65 2.18
2L4x3x1/2SLBB 22.2 3 4 6.5 4.79 2.2
2L4x3x1/2x3/4SLBB 22.2 3 4 6.5 4.79 2.2
2L4x3x1/2x3/8SLBB 22.2 3 4 6.5 4.79 2.2
2L5x3x7/16SLBB 22.6 3 5 6.62 4.58 2.01
2L5x3x7/16x3/4SLBB 22.6 3 5 6.62 4.58 2.01
2L5x3x7/16x3/8SLBB 22.6 3 5 6.62 4.58 2.01
2L5x3x1/2SLBB 25.6 3 5 7.5 5.1 2.26
2L5x3x1/2x3/4SLBB 25.6 3 5 7.5 5.1 2.26
2L5x3x1/2x3/8SLBB 25.6 3 5 7.5 5.1 2.26
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Source: AISC Shapes Database v16.0 · Methodology