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Table 3 Performance parameters of test material

From: Optimisation Method for Determination of Crack Tip Position Based on Gauss-Newton Iterative Technique

\(E({\text{MPa}})\)

\({\text{UTS(MPa}})\)

\(\sigma _{s} ({\text{MPa)}}\)

\(\varepsilon _{f} (\% )\)

\(\upsilon\)

210000

≥ 880

780

≥ 10

0.28