Fracture parameter: strain 0 5 10 15 20 25 30 0.15 0.2 0.25 0.3 0.35 n m 0 500 1000 1500 2000 2500 3000 Vu m - lin.regr. m - max.lh. szigmau - lin.regr. szigmau - max.lh. a) Fracture parameter: strain 0 5 10 15 20 25 30 400 450 500 550 600 Vy m 0 500 1000 1500 2000 2500 3000 Vu m - lin.regr. m - max. lh. szigma - lin.regr. szigmau - max.lh. b) Figure 2: Effect of strain hardening exponent (a) and the yield stress (b) on the Beremin- model’s parameters, applying the strain as fracture parameter
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