IPE 100 vs IPN 100
Parallel flange
IPE 100
8.1 kg/m · 100 × 55 mm
Tapered flange
IPN 100
8.3 kg/m · 100 × 50 mm
8.1Mass G kg/m8.3
10.3Cross-section area A cm²10.6
171Moment of inertia Iy cm⁴171
16Moment of inertia Iz cm⁴12
34Section modulus Wel,y cm³34
39Section modulus Wpl,y cm³40
40.7Radius of gyration iy mm40.0
12.4Radius of gyration iz mm10.7
1.2Torsion constant It cm⁴1.6
0.3Warping constant Iw ×10³ cm⁶0.3
Bar length is the ratio to the higher value in the row.
Summary
2 %
lighter per metre
Plus 30 % more on the weak axis.
2 %
heavier per metre
Compared with IPE 100.
Per kilogram of steel both are equally efficient in bending, Iy/G differs by 2 %.