IPE 300 vs HEA 300
Parallel flange
IPE 300
42.2 kg/m · 300 × 150 mm
Light series
HEA 300
88.3 kg/m · 290 × 300 mm
42.2Mass G kg/m88.3
53.8Cross-section area A cm²112.5
8 356Moment of inertia Iy cm⁴18 260
604Moment of inertia Iz cm⁴6 310
557Section modulus Wel,y cm³1 260
628Section modulus Wpl,y cm³1 383
124.6Radius of gyration iy mm127.4
33.5Radius of gyration iz mm74.9
19.8Torsion constant It cm⁴84.2
124.3Warping constant Iw ×10³ cm⁶1 174.7
Bar length is the ratio to the higher value in the row.
Summary
52 %
lighter per metre
Per kilogram of steel HEA 300 is the more efficient bending section, by 4 %.
10.5×
stiffer on the weak axis
Plus 119 % more on the strong axis and 120 % higher plastic resistance Wpl,y.