Steady-state creep rate data are given below for nickel at 1000C (1273 K): If it is known

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Steady-state creep rate data are given below for nickel at 1000°C (1273 K):

If it is known that the activation energy for creep is 272,000 J/mol, compute the steady-state creep rate at a temperature of 850°C (1123 K) and a stress level of 25 MPa (3625 psi).

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Materials Science and Engineering An Introduction

ISBN: 978-0470419977

8th edition

Authors: William D. Callister Jr., David G. Rethwisch

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Question Posted: Apr 29, 2016 03:59 PM

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Steady-state creep rate data are given below for nickel at 1000C (1273 K): If it is known

Question:

σ [MPa (ps)] 15 (2175) 4.5 (650) 10- 10r6

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Taking natural logarithms of both sides of Equation 820 yields With the given data there ...View the full answer

Materials Science and Engineering An Introduction

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