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RHS 250×100×12.5 - Section Properties

The RHS 250×100×12.5 is a rectangular hollow section with a mass of 62.5 kg/m, an overall depth of 250 mm and width of 100 mm and a wall thickness of 12.5 mm. It has a cross-sectional area of 79.6 cm², a second moment of area Iᵧ of 5620 cm⁴, a plastic modulus Wₚₗ,ᵧ of 592 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
62.5 kg/m
Depth
250 mm
Width
100 mm
Wall thickness
12.5 mm
Area
79.6 cm²
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RHS 250×100×12.5 section profile
mass (kg/m)62.5
t (mm)12.5
Iy (cm⁴)5620
Iz (cm⁴)1250
iy (cm)8.41
iz (cm)3.96
Wel,y (cm³)450
Wel,z (cm³)249
Wpl,y (cm³)592
Wpl,z (cm³)299
A (cm²)79.6
SA/m (m²/m)0.668
SA/t (m²/t)10.7

Related RHS Hot-finished sizes

RHS 250×100×7.1RHS 250×100×8RHS 250×100×8.8RHS 250×100×10RHS 250×100×14.2RHS 250×100×16RHS 250×150×5RHS 250×150×6.3

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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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