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RHS 90×50×3 - Section Properties

The RHS 90×50×3 is a rectangular hollow section with a mass of 6.24 kg/m, an overall depth of 90 mm and width of 50 mm and a wall thickness of 3 mm. It has a cross-sectional area of 7.94 cm², a second moment of area Iᵧ of 84.4 cm⁴, a plastic modulus Wₚₗ,ᵧ of 23.2 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
6.24 kg/m
Depth
90 mm
Width
50 mm
Wall thickness
3 mm
Area
7.94 cm²
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RHS 90×50×3 section profile
mass (kg/m)6.24
t (mm)3
Iy (cm⁴)84.4
Iz (cm⁴)33.5
iy (cm)3.26
iz (cm)2.05
Wel,y (cm³)18.8
Wel,z (cm³)13.4
Wpl,y (cm³)23.2
Wpl,z (cm³)15.3
A (cm²)7.94
SA/m (m²/m)0.272
SA/t (m²/t)43.5

Related RHS Hot-finished sizes

RHS 80×40×5RHS 80×40×6.3RHS 80×40×7.1RHS 80×40×8RHS 90×50×3.2RHS 90×50×3.6RHS 90×50×4RHS 90×50×5

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📘 How to read a steel section table (UB, UC, IPE, HE)📘 Section modulus explained: elastic (Wel) vs plastic (Wpl)📘 SHS vs RHS vs CHS: choosing a hollow steel section
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Rectangular Hollow Sections - Hot-finished (BS EN 10210)
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