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RHS 220×120×12.5 - Section Properties

The RHS 220×120×12.5 is a rectangular hollow section with a mass of 60.5 kg/m, an overall depth of 220 mm and width of 120 mm and a wall thickness of 12.5 mm. It has a cross-sectional area of 77.1 cm², a second moment of area Iᵧ of 4560 cm⁴, a plastic modulus Wₚₗ,ᵧ of 530 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
60.5 kg/m
Depth
220 mm
Width
120 mm
Wall thickness
12.5 mm
Area
77.1 cm²
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RHS 220×120×12.5 section profile
mass (kg/m)60.5
t (mm)12.5
Iy (cm⁴)4560
Iz (cm⁴)1710
iy (cm)7.69
iz (cm)4.71
Wel,y (cm³)415
Wel,z (cm³)285
Wpl,y (cm³)530
Wpl,z (cm³)341
A (cm²)77.1
SA/m (m²/m)0.648
SA/t (m²/t)10.7

Related RHS Hot-finished sizes

RHS 220×120×7.1RHS 220×120×8RHS 220×120×8.8RHS 220×120×10RHS 220×120×14.2RHS 220×120×16RHS 250×100×5RHS 250×100×6.3

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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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