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RHS 80×40×4 - Section Properties

The RHS 80×40×4 is a steel section with a mass of 6.71 kg/m, an overall depth of 80 mm and width of 40 mm and a wall thickness of 4 mm. It has a cross-sectional area of 8.55 cm², a second moment of area Iᵧ of 64.8 cm⁴, a plastic modulus Wₚₗ,ᵧ of 20.9 cm³, to EN 10219 · Continental Steel (SCI P363 Blue Book).

Mass
6.71 kg/m
Depth
80 mm
Width
40 mm
Wall thickness
4 mm
Area
8.55 cm²
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mass (kg/m)6.71
h (mm)80
b (mm)40
tw (mm)0
tf (mm)0
Iy (cm⁴)64.8
Iz (cm⁴)21.5
iy (cm)2.75
iz (cm)1.59
Wel,y (cm³)16.2
Wel,z (cm³)10.7
Wpl,y (cm³)20.9
Wpl,z (cm³)12.8
Iw (dm⁶)0
It (cm⁴)55.2
A (cm²)8.55
SA/m (m²/m)0.226

Related RHS Cold-formed sizes

RHS 75×50×4.8RHS 75×50×5RHS 75×50×6RHS 80×40×3RHS 90×50×3RHS 90×50×3.6RHS 90×50×4RHS 90×50×5

Learn more

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