The diffusion coefficients for carbon in nickel are given at two temperatures are as follows: T (C)

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The diffusion coefficients for carbon in nickel are given at two temperatures are as follows:

T (°C) _________ D (m2 / s)

600 ............ 5.5 × 10-14

700............. 3.9 × 10-13

(a) Determine the values of D0 and Qd/

(b) What is the magnitude of D at 850°C?

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Materials Science and Engineering An Introduction

ISBN: 978-1118324578

9th edition

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

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Question Posted: Feb 13, 2018 08:35 AM

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The diffusion coefficients for carbon in nickel are given at two temperatures are as follows: T (C)

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Step by Step Answer:

a Using Equation 59a we set up two simultaneous equations with Q d and D 0 as unknowns as follows Solving for Q d in terms of temperatures T 1 and T 2 ...View the full answer

Materials Science and Engineering An Introduction

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