Ut-Battelle, Inc.

Cummins Inc.

Dean T Pierce

Govindarajan Muralidharan

Howard S Savage

James A Haynes

Yong-Ching Chen

Quancang Ma

Jian Zhou

A steel alloy with unique and superior combinations of properties such as elevated temperature strength, oxidation resistance, thermal conductivity and wear resistance. Disclosed embodiments comprise or substantially consist of: C in an amount of 0.2-0.45 weight %; Si in an amount of 0.6-1.1 weight %; Mn in an amount of ≤1.1 weight %; Cr in an amount of 2.5-4.0 weight %; one or both of Mo or W, a combined amount of the Mo or W≤0.9 weight %; Ti in an amount of 0.035-0.14 weight %; V in an amount of 0.18-1.1 weight % and the balance being Fe and usual impurities.

Steel alloy and method of manufacture exhibiting enhanced combination of high temperature strength, oxidation resistance, and thermal conductivity

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Knoxville, TN, United States of America

Dean T Pierce