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HE 400 AA - Section Properties

The HE 400 AA is a European wide-flange beam (HE) with a mass of 92.4 kg/m, an overall depth of 378 mm and width of 300 mm. It has a cross-sectional area of 118 cm², a second moment of area Iᵧ of 31200 cm⁴, a plastic modulus Wₚₗ,ᵧ of 1820 cm³, to EN 10365 · Continental Steel (SCI P363 Blue Book).

Mass
92.4 kg/m
Depth
378 mm
Width
300 mm
Area
118 cm²
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HE 400 AA section profile
mass (kg/m)92.4
h (mm)378
b (mm)300
tw (mm)9.5
tf (mm)13
Iy (cm⁴)31200
Iz (cm⁴)5860
iy (cm)16.3
iz (cm)7.06
Wel,y (cm³)1650
Wel,z (cm³)391
Wpl,y (cm³)1820
Wpl,z (cm³)600
u7.778
X24.8
Iw (dm⁶)1.95
It (cm⁴)81.3
A (cm²)118
SA/m (m²/m)1.89

Related HE sizes

HE 360 AAHE 360 AHE 360 BHE 360 MHE 400 AHE 400 BHE 400 MHE 450 AA

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📘 How to read a steel section table (UB, UC, IPE, HE)📘 Section modulus explained: elastic (Wel) vs plastic (Wpl)📘 IPE vs HE (HEA/HEB): choosing a European steel beam
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