7.25 The lower yield point for an iron that has an average grain diameter of 1 x 10-2 mm is 230 MPa (33,000 psi). At a grain diameter of 6 x 103 mm, the yield point increases to 275 MPa (40,000 psi). At what grain diameter will the lower yield point be 310 MPa (45,000 psi)?

7.25 The lower yield point for an iron that has an average grain diameter of 1 x 10-2 mm is 230 MPa (33,000 psi). At a grain diameter of 6 x 103 mm, the yield point increases to 275 MPa (40,000 psi). At what grain diameter will the lower yield point be 310 MPa (45,000 psi)?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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7.25 The lower yield point for an iron that has an
average grain diameter of 1 x 10-2 mm is 230
MPa (33,000 psi). At a grain diameter of 6 x 103
mm, the yield point increases to 275 MPa (40,000
psi). At what grain diameter will the lower yield
point be 310 MPa (45,000 psi)?

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