L64×51×7.9

Angles from CISC Structural Section Tables SST12.1.

50.8 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, Iₓ328,000 mm⁴0.788023 in⁴
Elastic modulus, Sₓ7,640 mm³0.466221 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_y186,000 mm⁴0.446867 in⁴
Elastic modulus, S_y5,080 mm³0.310001 in³
Radius of gyration, r_y14.8 mm0.582677 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J17,700 mm⁴0.042524 in⁴
Warping constant, C_w4,360,000 mm⁶0.016236 in⁶

Mass

PropertyMetricImperial
Mass per metre6.7 kg/m4.5 lb/ft
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