HEA 280 vs HEB 280
76.4Mass G kg/m103.1
97.3Cross-section area A cm²131.4
13 670Moment of inertia Iy cm⁴19 270
4 763Moment of inertia Iz cm⁴6 595
1 013Section modulus Wel,y cm³1 376
1 112Section modulus Wpl,y cm³1 534
118.6Radius of gyration iy mm121.1
70.0Radius of gyration iz mm70.9
61.4Torsion constant It cm⁴145.3
770.1Warping constant Iw ×10³ cm⁶1 107.2
Bar length is the ratio to the higher value in the row.
Summary
26 %
lighter per metre
Per kilogram of steel HEB 280 is the more efficient bending section, by 4 %.
38 %
stiffer on the weak axis
Plus 41 % more on the strong axis and 38 % higher plastic resistance Wpl,y.