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SHS 90×90×8.8 - Section Properties

The SHS 90×90×8.8 is a square hollow section with a mass of 21.8 kg/m, an overall depth of 90 mm and width of 90 mm and a wall thickness of 8.8 mm. It has a cross-sectional area of 27.8 cm², a second moment of area Iᵧ of 299 cm⁴, a plastic modulus Wₚₗ,ᵧ of 83.4 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
21.8 kg/m
Depth
90 mm
Width
90 mm
Wall thickness
8.8 mm
Area
27.8 cm²
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SHS 90×90×8.8 section profile
mass (kg/m)21.8
t (mm)8.8
Iy (cm⁴)299
Iz (cm⁴)299
iy (cm)3.28
iz (cm)3.28
Wel,y (cm³)66.5
Wel,z (cm³)66.5
Wpl,y (cm³)83.4
Wpl,z (cm³)83.4
A (cm²)27.8
SA/m (m²/m)0.337
SA/t (m²/t)15.5

Related SHS Hot-finished sizes

SHS 90×90×5SHS 90×90×6.3SHS 90×90×7.1SHS 90×90×8SHS 90×90×10SHS 90×90×12.5SHS 100×100×3.6SHS 100×100×4

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