HEA 450 vs HEB 450
139.8Mass G kg/m171.1
178.0Cross-section area A cm²218.0
63 720Moment of inertia Iy cm⁴79 890
9 465Moment of inertia Iz cm⁴11 720
2 896Section modulus Wel,y cm³3 551
3 216Section modulus Wpl,y cm³3 982
189.2Radius of gyration iy mm191.4
72.9Radius of gyration iz mm73.3
249.1Torsion constant It cm⁴448.9
4 087.2Warping constant Iw ×10³ cm⁶5 177.7
Bar length is the ratio to the higher value in the row.
Summary
18 %
lighter per metre
Per kilogram of steel both are equally efficient in bending, Iy/G differs by 2 %.
24 %
stiffer on the weak axis
Plus 25 % more on the strong axis and 24 % higher plastic resistance Wpl,y.