Question: In a forming process the length of material changes from 50 mm to 60 mm. Show the maximum true stress value on the graph (True Stress vs. True Strain) plotted in Excel Program or any plotting program not by hand using the flow stress equation given below. o = Ke" Where the parameters are o: True Stress in MPa K: Strength Coefficient, K = (210) in MPa, :: True Strain, e = In () n: Strain Hardening Exponent, n = 0.27

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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Question:
In a forming process the length of material changes from 50 mm to 60 mm. Show the
maximum true stress value on the graph (True Stress vs. True Strain) plotted in Excel Program or any
plotting program not by hand using the flow stress equation given below.
o = Kɛ"
Where the parameters are
o: True Stress in MPa
K: Strength Coefficient, K = (210) in MPa,
8: True Strain, ɛ = In (,)
n: Strain Hardening Exponent, n = 0.27
Transcribed Image Text:Question: In a forming process the length of material changes from 50 mm to 60 mm. Show the maximum true stress value on the graph (True Stress vs. True Strain) plotted in Excel Program or any plotting program not by hand using the flow stress equation given below. o = Kɛ" Where the parameters are o: True Stress in MPa K: Strength Coefficient, K = (210) in MPa, 8: True Strain, ɛ = In (,) n: Strain Hardening Exponent, n = 0.27
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