CHS 219.1×4.5

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

219.1 mm219.1 mm

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

Dimensions

PropertyMetricImperial
Thickness, t4.5 mm0.177165 in
Outside diameter219.1 mm8.626 in
Inside diameter210.1 mm8.2717 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ17,500,000 mm⁴42.0439 in⁴
Elastic modulus, Sₓ159,000 mm³9.7028 in³
Plastic modulus, Zₓ207,000 mm³12.6319 in³
Radius of gyration, rₓ75.9 mm2.9882 in
Distance to top fibre109.55 mm4.313 in
Distance to bottom fibre109.55 mm4.313 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y17,500,000 mm⁴42.0439 in⁴
Elastic modulus, S_y159,000 mm³9.7028 in³
Plastic modulus, Z_y207,000 mm³12.6319 in³
Radius of gyration, r_y75.9 mm2.9882 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J34,900,000 mm⁴83.8476 in⁴

Mass

PropertyMetricImperial
Mass per metre23.8 kg/m15.9929 lb/ft
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