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RHS 50×30×4 - Section Properties

The RHS 50×30×4 is a rectangular hollow section with a mass of 4.39 kg/m, an overall depth of 50 mm and width of 30 mm and a wall thickness of 4 mm. It has a cross-sectional area of 5.59 cm², a second moment of area Iᵧ of 16.5 cm⁴, a plastic modulus Wₚₗ,ᵧ of 8.59 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
4.39 kg/m
Depth
50 mm
Width
30 mm
Wall thickness
4 mm
Area
5.59 cm²
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RHS 50×30×4 section profile
mass (kg/m)4.39
t (mm)4
Iy (cm⁴)16.5
Iz (cm⁴)7.08
iy (cm)1.72
iz (cm)1.13
Wel,y (cm³)6.6
Wel,z (cm³)4.72
Wpl,y (cm³)8.59
Wpl,z (cm³)5.88
A (cm²)5.59
SA/m (m²/m)0.15
SA/t (m²/t)34.2

Related RHS Hot-finished sizes

RHS 50×30×3RHS 50×30×3.2RHS 50×30×3.6RHS 50×30×5RHS 60×40×3RHS 60×40×3.2RHS 60×40×3.6RHS 60×40×4

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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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