RHS 400×200×11

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

200 mm400 mm

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

Dimensions

PropertyMetricImperial
Height400 mm15.748 in
Width200 mm7.874 in
Thickness, t11 mm0.433071 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ260,000,000 mm⁴624.6525 in⁴
Elastic modulus, Sₓ1,300,000 mm³79.3309 in³
Plastic modulus, Zₓ1,620,000 mm³98.8585 in³
Radius of gyration, rₓ144 mm5.6693 in
Distance to top fibre200 mm7.874 in
Distance to bottom fibre200 mm7.874 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y87,600,000 mm⁴210.4598 in⁴
Elastic modulus, S_y876,000 mm³53.4568 in³
Plastic modulus, Z_y992,000 mm³60.5356 in³
Radius of gyration, r_y83.4 mm3.2835 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J210,000,000 mm⁴504.527 in⁴

Mass

PropertyMetricImperial
Mass per metre98.8 kg/m66.3905 lb/ft
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