A cylindrical piece of 4140 steel is to be austenitized and quenched in moderately agitated oil. If

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A cylindrical piece of 4140 steel is to be austenitized and quenched in moderately agitated oil. If the microstructure is to consist of at least 50% martensite throughout the entire piece, what is the maximum allowable diameter? Justify your answer.
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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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