IPN 400

IPN 400 is a European hot-rolled I-beam with tapered flanges (IPN) per EN 10365: height 400 mm, flange width 155 mm, weight 92.4 kg/m, cross-section area 117.7 cm², moment of inertia Iy = 29210 cm⁴, elastic section modulus Wel,y = 1460 cm³.

Geometry

Height400.00 mm

Flange width155.00 mm

Flange thickness t_f21.60 mm

Web thickness t_w14.40 mm

Fillet radius r14.40 mm

Toe radius r₂8.60 mm

Cross-section area A117.700 cm²

Weight G
steel 7850 kg/m³92.40kg/m

Section properties

I29 210.000 cm⁴1 160.000 cm⁴

W_el1 460.000 cm³149.000 cm³

W_pl1 714.000 cm³253.000 cm³

i157.00 mm31.20 mm

Torsion & LT buckling

Torsion constant I_t170.000 cm⁴

Warping constant I_w420 000.0 cm⁶

Reference

Profile standardEN 10365

EurocodeEN 1993-1-1 (EC3)

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