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RHS 90×50×4 - Section Properties

The RHS 90×50×4 is a steel section with a mass of 8.15 kg/m, an overall depth of 90 mm and width of 50 mm and a wall thickness of 4 mm. It has a cross-sectional area of 10.4 cm², a second moment of area Iᵧ of 107 cm⁴, a plastic modulus Wₚₗ,ᵧ of 29.8 cm³, to EN 10219 · Continental Steel (SCI P363 Blue Book).

Mass
8.15 kg/m
Depth
90 mm
Width
50 mm
Wall thickness
4 mm
Area
10.4 cm²
🔍 Open the full Steel CatalogueRun EC3 capacity checks on RHS 90×50×4
mass (kg/m)8.15
h (mm)90
b (mm)50
tw (mm)0
tf (mm)0
Iy (cm⁴)107
Iz (cm⁴)41.9
iy (cm)3.21
iz (cm)2.01
Wel,y (cm³)23.8
Wel,z (cm³)16.8
Wpl,y (cm³)29.8
Wpl,z (cm³)19.6
Iw (dm⁶)0
It (cm⁴)97.5
A (cm²)10.4
SA/m (m²/m)0.27

Related RHS sizes

RHS 80×50×10RHS 90×50×3RHS 90×50×3.2RHS 90×50×3.6RHS 90×50×5RHS 90×50×6RHS 90×50×6.3RHS 90×50×8

Learn more

📘 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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