PSI - Issue 60

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Vaibhav Gangwar et al. / Procedia Structural Integrity 60 (2024) 123–135 Vaibhav Gangwar / StructuralIntegrityProcedia00(2024)000 – 000

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Fig. 13. True stress vs. true plastic strain experimental data comparison of servo-hydraulic with DIC and Impact testing machine with strain gauge

Table1. MJC model constants for armor steel determined from servo-hydraulic test machine A (MPa) B G 1 G 2 r G 3 G 4 m 855.34 1789.69 0.98 0.014 0.84 - - -

Table2. MJC model constants for armor steel determined from CEAST 9350 test machine A (MPa) B G 1 G 2 r G 3 G 4 m 855.34 1789.69 0.917 0.078 0.29 - - -

4. Numerical model (MJC strength model) (parameter extraction also included) and J-C Failure model

Fig. 14. Quarter tensile specimen model