1) A metal has a flow curve with parameters: strength coefficient 850 MPa and strain-hardening exponent = 0.30. A tensile specimen of the metal with gage length = 100 mm is stretched to a length = 157 %3D %3D %3D %3D mm. Compute: i.the flow stress at the new length and ii.the average flow stress that the metal has been subjected to during the deformation.
1) A metal has a flow curve with parameters: strength coefficient 850 MPa and strain-hardening exponent = 0.30. A tensile specimen of the metal with gage length = 100 mm is stretched to a length = 157 %3D %3D %3D %3D mm. Compute: i.the flow stress at the new length and ii.the average flow stress that the metal has been subjected to during the deformation.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![Qn.1
1) A metal has a flow curve with parameters: strength coefficient
850 MPa and strain-hardening exponent = 0.30. A tensile specimen of
the metal with gage length = 100 mm is stretched to a length = 157
%3D
%3D
%3D
mm.
Compute:
i.the flow stress at the new length and
ii.the average flow stress that the metal has been subjected to during
the deformation.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffc90e713-7510-43fe-97fe-b72cb5d5f264%2F3688764a-9522-460e-a230-f77ddae9699b%2Fa8opfqc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Qn.1
1) A metal has a flow curve with parameters: strength coefficient
850 MPa and strain-hardening exponent = 0.30. A tensile specimen of
the metal with gage length = 100 mm is stretched to a length = 157
%3D
%3D
%3D
mm.
Compute:
i.the flow stress at the new length and
ii.the average flow stress that the metal has been subjected to during
the deformation.
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