Pipe3STD

Pipe sections from AISC Shapes Database v16.0. Also designated Pipe80STD.

3.5 in3.5 in

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

Dimensions

PropertyMetricImperial
Design wall thickness5.11 mm0.201 in
Nominal wall thickness5.49 mm0.216 in
Outside diameter88.9 mm3.5 in
Inside diameter78 mm3.07 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ1,190,000 mm⁴2.85 in⁴
Elastic modulus, Sₓ26,700 mm³1.63 in³
Plastic modulus, Zₓ35,900 mm³2.19 in³
Radius of gyration, rₓ29.7 mm1.17 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_y1,190,000 mm⁴2.85 in⁴
Elastic modulus, S_y26,700 mm³1.63 in³
Plastic modulus, Z_y35,900 mm³2.19 in³
Radius of gyration, r_y29.7 mm1.17 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J2,370,000 mm⁴5.69 in⁴

Mass

PropertyMetricImperial
Mass per metre11.3 kg/m7.58 lb/ft
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