Table 2: Real material mechanical properties.

Specimen Web Flanges
fy tw [MPa] fu tw [MPa] fy tf [MPa] fu tf [MPa]
C1_8 410 518 267 401
C2_6 319 493 267 401
C3_8 347 502 379 577
C4_6 388 500 379 577
C5_8 347 502 379 577
C6_6 388 500 379 577