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RHS 300×250×8.8 - Section Properties

The RHS 300×250×8.8 is a rectangular hollow section with a mass of 72.9 kg/m, an overall depth of 300 mm and width of 250 mm and a wall thickness of 8.8 mm. It has a cross-sectional area of 92.9 cm², a second moment of area Iᵧ of 12400 cm⁴, a plastic modulus Wₚₗ,ᵧ of 979 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
72.9 kg/m
Depth
300 mm
Width
250 mm
Wall thickness
8.8 mm
Area
92.9 cm²
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RHS 300×250×8.8 section profile
mass (kg/m)72.9
t (mm)8.8
Iy (cm⁴)12400
Iz (cm⁴)9390
iy (cm)11.6
iz (cm)10.1
Wel,y (cm³)829
Wel,z (cm³)751
Wpl,y (cm³)979
Wpl,z (cm³)864
A (cm²)92.9
SA/m (m²/m)1.08
SA/t (m²/t)14.8

Related RHS Hot-finished sizes

RHS 300×250×5RHS 300×250×6.3RHS 300×250×7.1RHS 300×250×8RHS 300×250×10RHS 300×250×12.5RHS 300×250×14.2RHS 300×250×16

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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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Rectangular Hollow Sections - Hot-finished (BS EN 10210)
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