IPE 140 vs HEA 140
Parallel flange
IPE 140
12.9 kg/m · 140 × 73 mm
Light series
HEA 140
24.7 kg/m · 133 × 140 mm
12.9Mass G kg/m24.7
16.4Cross-section area A cm²31.4
541Moment of inertia Iy cm⁴1 033
45Moment of inertia Iz cm⁴389
77Section modulus Wel,y cm³155
88Section modulus Wpl,y cm³174
57.4Radius of gyration iy mm57.3
16.5Radius of gyration iz mm35.2
2.4Torsion constant It cm⁴8.0
2.0Warping constant Iw ×10³ cm⁶14.7
Bar length is the ratio to the higher value in the row.
Summary
48 %
lighter per metre
Per kilogram of steel both are equally efficient in bending, Iy/G differs by 0 %.
8.7×
stiffer on the weak axis
Plus 91 % more on the strong axis and 96 % higher plastic resistance Wpl,y.