Pipe3xS

Pipe sections from AISC Shapes Database v16.0. Also designated Pipe80XS.

3.5 in3.5 in

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

Dimensions

PropertyMetricImperial
Design wall thickness7.11 mm0.28 in
Nominal wall thickness7.62 mm0.3 in
Outside diameter88.9 mm3.5 in
Inside diameter73.7 mm2.9 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ1,540,000 mm⁴3.7 in⁴
Elastic modulus, Sₓ34,600 mm³2.11 in³
Plastic modulus, Zₓ47,700 mm³2.91 in³
Radius of gyration, rₓ29 mm1.14 in
Distance to top fibre44.45 mm1.75 in
Distance to bottom fibre44.45 mm1.75 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y1,540,000 mm⁴3.7 in⁴
Elastic modulus, S_y34,600 mm³2.11 in³
Plastic modulus, Z_y47,700 mm³2.91 in³
Radius of gyration, r_y29 mm1.14 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J3,080,000 mm⁴7.4 in⁴

Mass

PropertyMetricImperial
Mass per metre15.3 kg/m10.3 lb/ft
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