WT18x115.5

Structural tees from AISC Shapes Database v16.0. Also designated WT460X171.9.

16.5 in18.2 in

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

Dimensions

PropertyMetricImperial
Depth, d464 mm18.2 in
Flange width, b_f419 mm16.5 in
Web thickness, t_w19.3 mm0.76 in
Flange thickness, t_f32 mm1.26 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ407,000,000 mm⁴978 in⁴
Elastic modulus, Sₓ1,130,000 mm³69.1 in³
Plastic modulus, Zₓ2,000,000 mm³122 in³
Radius of gyration, rₓ136 mm5.36 in
Distance to top fibre104 mm4.1 in
Distance to bottom fibre360 mm14.1 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y196,000,000 mm⁴470 in⁴
Elastic modulus, S_y934,000 mm³57 in³
Plastic modulus, Z_y1,440,000 mm³88 in³
Radius of gyration, r_y94.2 mm3.71 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J5,950,000 mm⁴14.3 in⁴
Warping constant, C_w3.46000e+10 mm⁶129 in⁶

Mass

PropertyMetricImperial
Mass per metre172 kg/m115.5 lb/ft
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