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RHS 125×50×4.5 - Section Properties

The RHS 125×50×4.5 is a steel section with a mass of 11.5 kg/m, an overall depth of 125 mm and width of 50 mm and a wall thickness of 4.5 mm. It has a cross-sectional area of 14.4 cm², a second moment of area Iᵧ of 261 cm⁴, a plastic modulus Wₚₗ,ᵧ of 54.2 cm³, to EN 10219 · Continental Steel (SCI P363 Blue Book).

Mass
11.5 kg/m
Depth
125 mm
Width
50 mm
Wall thickness
4.5 mm
Area
14.4 cm²
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mass (kg/m)11.5
h (mm)125
b (mm)50
tw (mm)0
tf (mm)0
Iy (cm⁴)261
Iz (cm⁴)60.6
iy (cm)4.25
iz (cm)2.05
Wel,y (cm³)41.7
Wel,z (cm³)24.2
Wpl,y (cm³)54.2
Wpl,z (cm³)28.1
Iw (dm⁶)0
It (cm⁴)167
A (cm²)14.4
SA/m (m²/m)0.335

Related RHS Cold-formed sizes

RHS 125×50×2.3RHS 125×50×3RHS 125×50×3.2RHS 125×50×4RHS 125×50×4.6RHS 125×50×4.8RHS 125×50×5RHS 125×50×6

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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