SHS 70×70×8.8

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

70 mm70 mm

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

Dimensions

PropertyMetricImperial
Height70 mm2.7559 in
Width70 mm2.7559 in
Thickness, t8.8 mm0.346457 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ1,260,000 mm⁴3.0272 in⁴
Elastic modulus, Sₓ35,900 mm³2.1908 in³
Plastic modulus, Zₓ46,600 mm³2.8437 in³
Radius of gyration, rₓ24.6 mm0.968504 in
Distance to top fibre35 mm1.378 in
Distance to bottom fibre35 mm1.378 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y1,260,000 mm⁴3.0272 in⁴
Elastic modulus, S_y35,900 mm³2.1908 in³
Plastic modulus, Z_y46,600 mm³2.8437 in³
Radius of gyration, r_y24.6 mm0.968504 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J2,120,000 mm⁴5.0933 in⁴

Mass

PropertyMetricImperial
Mass per metre16.3 kg/m10.9531 lb/ft
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