125×75×5.0 RHS

Rectangular hollow sections from Australian-Sections.xlsx (Sheets 1-19).

75 mm125 mm

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

Dimensions

PropertyMetricImperial
Height125 mm4.9213 in
Width75 mm2.9528 in
Thickness, t5 mm0.19685 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ3,640,000 mm⁴8.7451 in⁴
Elastic modulus, Sₓ58,240 mm³3.554 in³
Plastic modulus, Zₓ72,700 mm³4.4364 in³
Radius of gyration, rₓ44.8447 mm1.7655 in
Distance to top fibre62.5 mm2.4606 in
Distance to bottom fibre62.5 mm2.4606 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y1,650,000 mm⁴3.9641 in⁴
Elastic modulus, S_y44,000 mm³2.685 in³
Plastic modulus, Z_y51,100 mm³3.1183 in³
Radius of gyration, r_y30.1928 mm1.1887 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J3,830,000 mm⁴9.2016 in⁴

Mass

PropertyMetricImperial
Mass per metre14.2085 kg/m9.5477 lb/ft
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