PRESS HARDENING STEEL (PHS) WELDED BLANKS WITH ENHANCED TOUGHNESS
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Jul 30, 2024
filing date -
Jul 30, 2024
priority date (Note) -
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Abstract
A method for manufacturing a component includes providing a first PHS blank including an aluminum silicon (AlSi) coating; providing a second PHS blank, wherein the second PHS blank includes chromium (Cr) at a higher concentration than the first PHS blank and does not include the aluminum silicon (AlSi) coating; welding the first PHS blank to the second PHS blank to form a welded blank including a weld seam between the first PHS blank and the second PHS blank; transferring the welded blank to a furnace; heat soaking the welded blank in the furnace at a predetermined temperature for a predetermined period; and pressing, forming, and quenching the welded blank in a stamp/press to form a component.
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