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RHS 160×80×12.5 - Section Properties

The RHS 160×80×12.5 is a rectangular hollow section with a mass of 40.9 kg/m, an overall depth of 160 mm and width of 80 mm and a wall thickness of 12.5 mm. It has a cross-sectional area of 52.1 cm², a second moment of area Iᵧ of 1490 cm⁴, a plastic modulus Wₚₗ,ᵧ of 247 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
40.9 kg/m
Depth
160 mm
Width
80 mm
Wall thickness
12.5 mm
Area
52.1 cm²
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RHS 160×80×12.5 section profile
mass (kg/m)40.9
t (mm)12.5
Iy (cm⁴)1490
Iz (cm⁴)465
iy (cm)5.34
iz (cm)2.99
Wel,y (cm³)186
Wel,z (cm³)116
Wpl,y (cm³)247
Wpl,z (cm³)146
A (cm²)52.1
SA/m (m²/m)0.448
SA/t (m²/t)11

Related RHS Hot-finished sizes

RHS 160×80×7.1RHS 160×80×8RHS 160×80×8.8RHS 160×80×10RHS 180×60×4RHS 180×60×5RHS 180×60×6.3RHS 180×60×7.1

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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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