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)
2L4x3x5/8SLBB 27.2 3 4 7.98 5.7 2.67
2L4x3x5/8x3/4SLBB 27.2 3 4 7.98 5.7 2.67
2L4x3x5/8x3/8SLBB 27.2 3 4 7.98 5.7 2.67
2L2-1/2x1-1/2x3/16LLBB 4.88 2.5 1.5 1.45 0.928 0.56
2L2-1/2x1-1/2x3/16x3/4LLBB 4.88 2.5 1.5 1.45 0.928 0.56
2L2-1/2x1-1/2x3/16x3/8LLBB 4.88 2.5 1.5 1.45 0.928 0.56
2L2-1/2x2x3/16LLBB 5.5 2.5 2 1.64 1.02 0.586
2L2-1/2x2x3/16x3/4LLBB 5.5 2.5 2 1.64 1.02 0.586
2L2-1/2x2x3/16x3/8LLBB 5.5 2.5 2 1.64 1.02 0.586
2L2-1/2x2-1/2x3/16 6.14 2.5 2.5 1.8 1.07 0.59
2L2-1/2x2-1/2x3/16x3/4 6.14 2.5 2.5 1.8 1.07 0.59
2L2-1/2x2-1/2x3/16x3/8 6.14 2.5 2.5 1.8 1.07 0.59
2L2-1/2x1-1/2x1/4LLBB 6.38 2.5 1.5 1.89 1.19 0.728
2L2-1/2x1-1/2x1/4x3/4LLBB 6.38 2.5 1.5 1.89 1.19 0.728
2L2-1/2x1-1/2x1/4x3/8LLBB 6.38 2.5 1.5 1.89 1.19 0.728
2L3x2-1/2x3/16SLBB 6.78 2.5 3 2 1.14 0.606
2L3x2-1/2x3/16x3/4SLBB 6.78 2.5 3 2 1.14 0.606
2L3x2-1/2x3/16x3/8SLBB 6.78 2.5 3 2 1.14 0.606
2L2-1/2x2x1/4LLBB 7.24 2.5 2 2.14 1.31 0.762
2L2-1/2x2x1/4x3/4LLBB 7.24 2.5 2 2.14 1.31 0.762
2L2-1/2x2x1/4x3/8LLBB 7.24 2.5 2 2.14 1.31 0.762
2L2-1/2x2-1/2x1/4 8.2 2.5 2.5 2.38 1.38 0.774
2L2-1/2x2-1/2x1/4x3/4 8.2 2.5 2.5 2.38 1.38 0.774
2L2-1/2x2-1/2x1/4x3/8 8.2 2.5 2.5 2.38 1.38 0.774
2L2-1/2x2x5/16LLBB 9 2.5 2 2.64 1.58 0.93
2L2-1/2x2x5/16x3/4LLBB 9 2.5 2 2.64 1.58 0.93
2L2-1/2x2x5/16x3/8LLBB 9 2.5 2 2.64 1.58 0.93
2L3x2-1/2x1/4SLBB 9 2.5 3 2.64 1.47 0.794
2L3x2-1/2x1/4x3/4SLBB 9 2.5 3 2.64 1.47 0.794
2L3x2-1/2x1/4x3/8SLBB 9 2.5 3 2.64 1.47 0.794
2L3-1/2x2-1/2x1/4SLBB 9.8 2.5 3.5 2.9 1.55 0.819
2L3-1/2x2-1/2x1/4x3/4SLBB 9.8 2.5 3.5 2.9 1.55 0.819
2L3-1/2x2-1/2x1/4x3/8SLBB 9.8 2.5 3.5 2.9 1.55 0.819
2L2-1/2x2-1/2x5/16 10 2.5 2.5 2.92 1.67 0.948
2L2-1/2x2-1/2x5/16x3/4 10 2.5 2.5 2.92 1.67 0.948
2L2-1/2x2-1/2x5/16x3/8 10 2.5 2.5 2.92 1.67 0.948
2L2-1/2x2x3/8LLBB 10.6 2.5 2 3.1 1.83 1.09
2L2-1/2x2x3/8x3/4LLBB 10.6 2.5 2 3.1 1.83 1.09
2L2-1/2x2x3/8x3/8LLBB 10.6 2.5 2 3.1 1.83 1.09
2L3x2-1/2x5/16SLBB 11.2 2.5 3 3.26 1.78 0.974
2L3x2-1/2x5/16x3/4SLBB 11.2 2.5 3 3.26 1.78 0.974
2L3x2-1/2x5/16x3/8SLBB 11.2 2.5 3 3.26 1.78 0.974
2L2-1/2x2-1/2x3/8 11.8 2.5 2.5 3.46 1.94 1.12
2L2-1/2x2-1/2x3/8x3/4 11.8 2.5 2.5 3.46 1.94 1.12
2L2-1/2x2-1/2x3/8x3/8 11.8 2.5 2.5 3.46 1.94 1.12
2L3-1/2x2-1/2x5/16SLBB 12.2 2.5 3.5 3.58 1.87 1
2L3-1/2x2-1/2x5/16x3/4SLBB 12.2 2.5 3.5 3.58 1.87 1
2L3-1/2x2-1/2x5/16x3/8SLBB 12.2 2.5 3.5 3.58 1.87 1
2L3x2-1/2x3/8SLBB 13.2 2.5 3 3.86 2.06 1.15
2L3x2-1/2x3/8x3/4SLBB 13.2 2.5 3 3.86 2.06 1.15
2L3x2-1/2x3/8x3/8SLBB 13.2 2.5 3 3.86 2.06 1.15
2L3-1/2x2-1/2x3/8SLBB 14.4 2.5 3.5 4.24 2.17 1.18
2L3-1/2x2-1/2x3/8x3/4SLBB 14.4 2.5 3.5 4.24 2.17 1.18
2L3-1/2x2-1/2x3/8x3/8SLBB 14.4 2.5 3.5 4.24 2.17 1.18
2L3x2-1/2x7/16SLBB 15.2 2.5 3 4.44 2.33 1.31
2L3x2-1/2x7/16x3/4SLBB 15.2 2.5 3 4.44 2.33 1.31
2L3x2-1/2x7/16x3/8SLBB 15.2 2.5 3 4.44 2.33 1.31
2L2-1/2x2-1/2x1/2 15.4 2.5 2.5 4.52 2.44 1.43
2L2-1/2x2-1/2x1/2x3/4 15.4 2.5 2.5 4.52 2.44 1.43
2L2-1/2x2-1/2x1/2x3/8 15.4 2.5 2.5 4.52 2.44 1.43
2L3x2-1/2x1/2SLBB 17 2.5 3 5 2.58 1.47
2L3x2-1/2x1/2x3/4SLBB 17 2.5 3 5 2.58 1.47
2L3x2-1/2x1/2x3/8SLBB 17 2.5 3 5 2.58 1.47
2L3-1/2x2-1/2x1/2SLBB 18.8 2.5 3.5 5.54 2.72 1.51
2L3-1/2x2-1/2x1/2x3/4SLBB 18.8 2.5 3.5 5.54 2.72 1.51
2L3-1/2x2-1/2x1/2x3/8SLBB 18.8 2.5 3.5 5.54 2.72 1.51
2L2x2x1/8 3.3 2 2 0.982 0.378 0.258
2L2x2x1/8x3/4 3.3 2 2 0.982 0.378 0.258
2L2x2x1/8x3/8 3.3 2 2 0.982 0.378 0.258
2L2x2x3/16 4.88 2 2 1.44 0.542 0.376
2L2x2x3/16x3/4 4.88 2 2 1.44 0.542 0.376
2L2x2x3/16x3/8 4.88 2 2 1.44 0.542 0.376
2L2-1/2x2x3/16SLBB 5.5 2 2.5 1.64 0.583 0.391
2L2-1/2x2x3/16x3/4SLBB 5.5 2 2.5 1.64 0.583 0.391
2L2-1/2x2x3/16x3/8SLBB 5.5 2 2.5 1.64 0.583 0.391
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Source: AISC Shapes Database v16.0 · Methodology