RHS 450×150×8.8

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

150 mm450 mm

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

Dimensions

PropertyMetricImperial
Height450 mm17.7165 in
Width150 mm5.9055 in
Thickness, t8.8 mm0.346457 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ243,000,000 mm⁴583.8098 in⁴
Elastic modulus, Sₓ1,080,000 mm³65.9056 in³
Plastic modulus, Zₓ1,390,000 mm³84.823 in³
Radius of gyration, rₓ155 mm6.1024 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_y42,400,000 mm⁴101.8664 in⁴
Elastic modulus, S_y566,000 mm³34.5394 in³
Plastic modulus, Z_y630,000 mm³38.445 in³
Radius of gyration, r_y64.6 mm2.5433 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J119,000,000 mm⁴285.8986 in⁴

Mass

PropertyMetricImperial
Mass per metre79.8 kg/m53.6231 lb/ft
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