CHS 33.7×3.6

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

33.7 mm33.7 mm

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

Dimensions

PropertyMetricImperial
Thickness, t3.6 mm0.141732 in
Outside diameter33.7 mm1.3268 in
Inside diameter26.5 mm1.0433 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ39,100 mm⁴0.093938 in⁴
Elastic modulus, Sₓ2,320 mm³0.141575 in³
Plastic modulus, Zₓ3,280 mm³0.200158 in³
Radius of gyration, rₓ10.7 mm0.42126 in
Distance to top fibre16.85 mm0.663386 in
Distance to bottom fibre16.85 mm0.663386 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y39,100 mm⁴0.093938 in⁴
Elastic modulus, S_y2,320 mm³0.141575 in³
Plastic modulus, Z_y3,280 mm³0.200158 in³
Radius of gyration, r_y10.7 mm0.42126 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J78,200 mm⁴0.187876 in⁴

Mass

PropertyMetricImperial
Mass per metre2.67 kg/m1.7942 lb/ft
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