50×25×2.5 RHS

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

25 mm50 mm

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

Dimensions

PropertyMetricImperial
Height50 mm1.9685 in
Width25 mm0.984252 in
Thickness, t2.5 mm0.098425 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ98,900 mm⁴0.237608 in⁴
Elastic modulus, Sₓ3,956 mm³0.24141 in³
Plastic modulus, Zₓ5,110 mm³0.311831 in³
Radius of gyration, rₓ17.2078 mm0.677472 in
Distance to top fibre25 mm0.984252 in
Distance to bottom fibre25 mm0.984252 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y32,800 mm⁴0.078802 in⁴
Elastic modulus, S_y2,624 mm³0.160126 in³
Plastic modulus, Z_y3,120 mm³0.190394 in³
Radius of gyration, r_y9.9098 mm0.390149 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J84,300 mm⁴0.202532 in⁴

Mass

PropertyMetricImperial
Mass per metre2.6219 kg/m1.7618 lb/ft
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