Is it possible to produce an oil-quenched and tempered 4340 steel that has a minimum yield strength

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Is it possible to produce an oil-quenched and tempered 4340 steel that has a minimum yield strength of 1240 MPa (180,000 psi) and a ductility of at least 50%RA? If this is possible, describe the tempering heat treatment. If it is not possible, then explain why.
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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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