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RHS 160×80×4 - Section Properties

The RHS 160×80×4 is a rectangular hollow section with a mass of 14.4 kg/m, an overall depth of 160 mm and width of 80 mm and a wall thickness of 4 mm. It has a cross-sectional area of 18.4 cm², a second moment of area Iᵧ of 612 cm⁴, a plastic modulus Wₚₗ,ᵧ of 94.7 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
14.4 kg/m
Depth
160 mm
Width
80 mm
Wall thickness
4 mm
Area
18.4 cm²
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RHS 160×80×4 section profile
mass (kg/m)14.4
t (mm)4
Iy (cm⁴)612
Iz (cm⁴)207
iy (cm)5.77
iz (cm)3.35
Wel,y (cm³)76.5
Wel,z (cm³)51.7
Wpl,y (cm³)94.7
Wpl,z (cm³)58.3
A (cm²)18.4
SA/m (m²/m)0.47
SA/t (m²/t)32.6

Related RHS Hot-finished sizes

RHS 150×100×8RHS 150×100×8.8RHS 150×100×10RHS 150×100×12.5RHS 160×80×5RHS 160×80×6.3RHS 160×80×7.1RHS 160×80×8

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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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