RHS 450×250×16

Rectangular hollow sections from British-Sections-1 and Eurocode 3 UK shared angle/hollow tables.

250 mm450 mm

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

Dimensions

PropertyMetricImperial
Height450 mm17.7165 in
Width250 mm9.8425 in
Thickness, t16 mm0.629921 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ557,000,000 mm⁴1,338.198 in⁴
Elastic modulus, Sₓ2,480,000 mm³151.3389 in³
Plastic modulus, Zₓ3,070,000 mm³187.3429 in³
Radius of gyration, rₓ162 mm6.378 in
Distance to top fibre225 mm8.8583 in
Distance to bottom fibre225 mm8.8583 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y220,000,000 mm⁴528.5521 in⁴
Elastic modulus, S_y1,760,000 mm³107.4018 in³
Plastic modulus, Z_y2,030,000 mm³123.8782 in³
Radius of gyration, r_y102 mm4.0157 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J505,000,000 mm⁴1,213.267 in⁴

Mass

PropertyMetricImperial
Mass per metre166 kg/m111.5469 lb/ft
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