IPE 120 vs HEB 120
Parallel flange
IPE 120
10.4 kg/m · 120 × 64 mm
Standard series
HEB 120
26.7 kg/m · 120 × 120 mm
10.4Mass G kg/m26.7
13.2Cross-section area A cm²34.0
318Moment of inertia Iy cm⁴864
28Moment of inertia Iz cm⁴318
53Section modulus Wel,y cm³144
61Section modulus Wpl,y cm³165
49.0Radius of gyration iy mm50.4
14.5Radius of gyration iz mm30.6
1.7Torsion constant It cm⁴13.9
0.9Warping constant Iw ×10³ cm⁶9.1
Bar length is the ratio to the higher value in the row.
Summary
61 %
lighter per metre
Per kilogram of steel HEB 120 is the more efficient bending section, by 6 %.
11.5×
stiffer on the weak axis
Plus 172 % more on the strong axis and 172 % higher plastic resistance Wpl,y.