PROCESS FOR PRODUCING AN AT LEAST PARTLY QUENCHED AND TEMPERED SHEET STEEL COMPONENT AND AT LEAST PARTLY QUENCHED AND TEMPERED SHEET STEEL COMPONENT
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United States of America Patent
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Issued Date -
Jan 5, 2023
app pub date -
Sep 22, 2020
filing date -
Sep 22, 2020
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Abstract
The invention relates to a process for producing an at least partly quenched and tempered sheet steel component, where the process comprises the following steps: providing a sheet steel, at least partly austenitizing the sheet steel at a temperature of at least Ac1, at least partly hardening the at least partly austenitized sheet steel to give an at least partly hardened sheet steel component, where the at least partly austenitized sheet steel is cooled to a temperature below Ms, at least partly annealing the at least partly hardened sheet steel component at a temperature of less than Ac1 for producing an at least partly quenched and tempered sheet steel component. A further subject of the invention is an at least partly quenched and tempered sheet steel component.
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