PSI - Issue 79

Daniel Leidermark et al. / Procedia Structural Integrity 79 (2026) 190–197

196

Cheung H.L., Uvdal P., Mirkhalaf M., 2024, Augmentation of scarce data—A new approach for deep-learning modeling of composites, Composites Science and Technology, 249, 110491. Ramberg W., Osgood W.R., 1943, Description of Stress-Strain Curves by Three Parameters. Technical Notes National Advisory Committee for Aeronautics 902, pp. 1-29. Ba¨umel A Jr., Seeger T., 1990, Materials data for cyclic loading, Supplement I. Amsterdam: Elsevier Science Publishers.

Appendix

Table A1. Material database used for training, following Ba¨umel and Seeger (1990). Note that σ a at 1% ε a has been calculated based on the displayed material constants and Eq. (1).

K ′ MPa

n ′

Material

E GPa

a at 1% ε a MPa

σ

Mat 1 Mat 2 Mat 3 Mat 4 Mat 5 Mat 6 Mat 7 Mat 8 Mat 9

200000 216700 185000 180000 169000 170000 173300 173300 173300 173300 211000 199000 196000 192000 188000 174000 216000 240000 240000 240000 240000 240000 240000 206900 210000 200000 212000 182000 175000 175000 175000 175000 167000 167000 167000 167000 156000 175000 175000 167000

941 805 948 830 735 596 440 384 364 275 893

0.162 0.140 0.166 0.152 0.139 0.134 0.104 0.075 0.091 0.069 0.180 0.251 0.221 0.112 0.094 0.126 0.218 0.085 0.126 0.217 0.213 0.196 0.231 0.123 0.197 0.067 0.094 0.086 0.062 0.054 0.070 0.027 0.067 0.063 0.040 0.043 0.047 0.085 0.090 0.071

429.130 410.231 422.762 396.853 374.256 312.898 267.833 268.439 236.214 198.466 376.261 376.844 438.763 488.181 471.549 315.483 376.400 449.703 381.189 515.235 553.527 544.773 590.420 721.430 653.014 741.951 563.282 491.254 408.844 399.868 409.557 362.433 370.522 363.914 337.952 289.661 311.621 413.634 402.680 355.189

Mat 10 Mat 11 Mat 12 Mat 13 Mat 14 Mat 15 Mat 16 Mat 17 Mat 18 Mat 19 Mat 20 Mat 21 Mat 22 Mat 23 Mat 24 Mat 25 Mat 26 Mat 27 Mat 28 Mat 29 Mat 30 Mat 31 Mat 32 Mat 33 Mat 34 Mat 35 Mat 36 Mat 37 Mat 38 Mat 39 Mat 40

1262 1284

845 747 578

1071

677 696

1475 1561 1413 1826 1340 1741 1042

894 750 553 520 576 413 513 494 410 356 391 626 624 501