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CF RHS 180×80×10 - Section Properties

The CF RHS 180×80×10 is a rectangular hollow section with a mass of 35 kg/m, an overall depth of 180 mm and width of 80 mm and a wall thickness of 10 mm. It has a cross-sectional area of 44.6 cm², a second moment of area Iᵧ of 1570 cm⁴, a plastic modulus Wₚₗ,ᵧ of 234 cm³, to BS EN 10219-2:2006 (SCI P363 Blue Book).

Mass
35 kg/m
Depth
180 mm
Width
80 mm
Wall thickness
10 mm
Area
44.6 cm²
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CF RHS 180×80×10 section profile
mass (kg/m)35
t (mm)10
Iy (cm⁴)1570
Iz (cm⁴)429
iy (cm)5.94
iz (cm)3.1
Wel,y (cm³)174
Wel,z (cm³)107
Wpl,y (cm³)234
Wpl,z (cm³)131
A (cm²)44.6
SA/m (m²/m)0.477
SA/t (m²/t)13.6

Related RHS Cold-formed sizes

CF RHS 180×80×4CF RHS 180×80×5CF RHS 180×80×6CF RHS 180×80×8CF RHS 180×100×4CF RHS 180×100×5CF RHS 180×100×6CF RHS 180×100×8

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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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