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  3. 86 the following data were obtained during the truestresstruestrain test...

Question: 86 the following data were obtained during the truestresstruestrain test...

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8-6 The following data were obtained during the true-stress-true-strain test of a nickel specimen Load, lb Diameter, in Load, lb Diameter, in 0 3.440 3,580 3,670 3.710 3.720 0.252 0.250 0.245 0.240 0.235 0.230 3,570 3,500 3,350 3,150 2,950 2,800 0.201 0.200 0.190 0.180 0.170 0.149 (a) Plot the true-stress-true-strain curve (b) Determine the following: (1) true stress at maximum load; (2) true fracture stress; (3) true fracture strain; (4) true uniform strain: (5) true necking strain; (6) ultimate tensile strength: 0) strain-hardening coefficient.

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