CHS 193.7×5

Circular hollow sections from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.

193.7 mm193.7 mm

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

Dimensions

PropertyMetricImperial
Thickness, t5 mm0.19685 in
Outside diameter193.7 mm7.626 in
Inside diameter183.7 mm7.2323 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ13,200,000 mm⁴31.7131 in⁴
Elastic modulus, Sₓ136,000 mm³8.2992 in³
Plastic modulus, Zₓ178,000 mm³10.8622 in³
Radius of gyration, rₓ66.7 mm2.626 in
Distance to top fibre96.85 mm3.813 in
Distance to bottom fibre96.85 mm3.813 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y13,200,000 mm⁴31.7131 in⁴
Elastic modulus, S_y136,000 mm³8.2992 in³
Plastic modulus, Z_y178,000 mm³10.8622 in³
Radius of gyration, r_y66.7 mm2.626 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J26,400,000 mm⁴63.4263 in⁴

Mass

PropertyMetricImperial
Mass per metre23.3 kg/m15.6569 lb/ft
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