2LL64×51×7.9

Double angles from CISC Structural Section Tables SST12.1.

106.4 mm63.5 mm

Outline drawn from the published dimensions. Fillets and root radii are not shown.

Dimensions

PropertyMetricImperial
Depth, d63.5 mm2.5 in
Width50.8 mm2 in
Thickness, t7.94 mm0.312598 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ656,000 mm⁴1.576 in⁴
Elastic modulus, Sₓ15,300 mm³0.933663 in³
Radius of gyration, rₓ19.7 mm0.775591 in
Distance to top fibre42.9 mm1.689 in
Distance to bottom fibre20.6 mm0.8110236 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y710,222.5 mm⁴1.7063 in⁴
Radius of gyration, r_y20.5 mm0.807087 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J35,500 mm⁴0.085289 in⁴
Warping constant, C_w8,720,000 mm⁶0.032472 in⁶

Mass

PropertyMetricImperial
Mass per metre13.4 kg/m9 lb/ft
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