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Table 2 Fitting constants of the EPLD-Ring model parameters

From: Novel Ring Compression Test Method to Determine the Stress-Strain Relations and Mechanical Properties of Metallic Materials

b1 b2 b3 b4 c01 c02 c03 c11
0.0467 9.90 − 2.27 1.04 0.456 2.07 0.0630 0.177
c12 c21 c22 c31 c32 c41 c42 c42
− 2.07 0.0337 − 3.01 0.832 − 0.730 0.361 1.52 − 1.07