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RHS 300×150×12.5 - Section Properties

The RHS 300×150×12.5 is a rectangular hollow section with a mass of 82.1 kg/m, an overall depth of 300 mm and width of 150 mm and a wall thickness of 12.5 mm. It has a cross-sectional area of 105 cm², a second moment of area Iᵧ of 11700 cm⁴, a plastic modulus Wₚₗ,ᵧ of 986 cm³, to BS EN 10210-2:2006 (SCI P363 Blue Book).

Mass
82.1 kg/m
Depth
300 mm
Width
150 mm
Wall thickness
12.5 mm
Area
105 cm²
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RHS 300×150×12.5 section profile
mass (kg/m)82.1
t (mm)12.5
Iy (cm⁴)11700
Iz (cm⁴)3860
iy (cm)10.6
iz (cm)6.07
Wel,y (cm³)779
Wel,z (cm³)514
Wpl,y (cm³)986
Wpl,z (cm³)600
A (cm²)105
SA/m (m²/m)0.868
SA/t (m²/t)10.6

Related RHS Hot-finished sizes

RHS 300×100×16RHS 300×150×8RHS 300×150×8.8RHS 300×150×10RHS 300×150×14.2RHS 300×150×16RHS 300×200×5RHS 300×200×6.3

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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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