Invention Publication
- Patent Title: STEEL ALLOY AND METHOD OF MANUFACTURE EXHIBITING ENHANCED COMBINATION OF HIGH TEMPERATURE STRENGTH, OXIDATION RESISTANCE, AND THERMAL CONDUCTIVITY
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Application No.: US17785854Application Date: 2021-06-17
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Publication No.: US20240167134A1Publication Date: 2024-05-23
- Inventor: Dean T. Pierce , Govindarajan Muralidharan , James Allen Haynes , Yong-Ching Chen , Quancang Ma , Howard Savage , Jian Zhou
- Applicant: Dean T. Pierce , Govindarajan Muralidharan , James Allen Haynes , Yong-Ching Chen , Quancang Ma , Howard Savage , Jian Zhou
- Applicant Address: US TN Knoxville
- Assignee: Dean T. Pierce,Govindarajan Muralidharan,James Allen Haynes,Yong-Ching Chen,Quancang Ma,Howard Savage,Jian Zhou
- Current Assignee: Dean T. Pierce,Govindarajan Muralidharan,James Allen Haynes,Yong-Ching Chen,Quancang Ma,Howard Savage,Jian Zhou
- Current Assignee Address: US TN Knoxville
- International Application: PCT/US2021/037785 2021.06.17
- Date entered country: 2022-06-15
- Main IPC: C22C38/22
- IPC: C22C38/22 ; C21D1/22 ; C21D6/00 ; C22C38/02 ; C22C38/24 ; C22C38/28

Abstract:
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.
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