WT305×120.5

Structural tees from CISC Structural Section Tables SST12.1.

329 mm318 mm

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

Dimensions

PropertyMetricImperial
Depth, d318 mm12.5197 in
Flange width, b_f329 mm12.9528 in
Web thickness, t_w17.9 mm0.704724 in
Flange thickness, t_f31 mm1.2205 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ123,000,000 mm⁴295.5087 in⁴
Elastic modulus, Sₓ491,000 mm³29.9627 in³
Radius of gyration, rₓ89.2 mm3.5118 in
Distance to top fibre68.6 mm2.7008 in
Distance to bottom fibre249.4 mm9.8189 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y92,100,000 mm⁴221.2711 in⁴
Elastic modulus, S_y560,000 mm³34.1733 in³
Radius of gyration, r_y77.3 mm3.0433 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J3,840,000 mm⁴9.2256 in⁴
Warping constant, C_w1.18000e+10 mm⁶43.942 in⁶

Mass

PropertyMetricImperial
Mass per metre120.5 kg/m81 lb/ft
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