HE 700×352

HE wide flange sections from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.

308 mm728 mm

Outline drawn from the published dimensions. Fillets and root radii are not shown.

Dimensions

PropertyMetricImperial
Depth, d728 mm28.6614 in
Flange width, b_f308 mm12.126 in
Web thickness, t_w25 mm0.984252 in
Flange thickness, t_f46 mm1.811 in

Bending about the major axis

PropertyMetricImperial
Second moment of area, Iₓ3.90000e+9 mm⁴9,369.787 in⁴
Elastic modulus, Sₓ10,700,000 mm³652.9541 in³
Plastic modulus, Zₓ12,400,000 mm³756.6944 in³
Radius of gyration, rₓ295 mm11.6142 in
Distance to top fibre364 mm14.3307 in
Distance to bottom fibre364 mm14.3307 in

Bending about the minor axis

PropertyMetricImperial
Second moment of area, I_y225,000,000 mm⁴540.5647 in⁴
Elastic modulus, S_y1,460,000 mm³89.0947 in³
Plastic modulus, Z_y2,290,000 mm³139.7444 in³
Radius of gyration, r_y70.8 mm2.7874 in

Torsion and warping

PropertyMetricImperial
Torsion constant, J24,500,000 mm⁴58.8615 in⁴
Warping constant, C_w2.60000e+13 mm⁶96,821.331 in⁶

Mass

PropertyMetricImperial
Mass per metre352 kg/m236.5331 lb/ft
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