STEEL SHEET FOR HOT PRESSING AND HOT-STAMPED PART MANUFACTURED USING SAME
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United States of America
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Feb 13, 2025
app pub date -
Jan 26, 2022
filing date -
Jan 26, 2022
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Abstract
An embodiment of the present invention discloses a hot-stamped part including: a base steel sheet; and a plated layer provided on the base steel sheet and including zinc (Zn), magnesium (Mg), silicon (Si), aluminum (Al), strontium (Sr), and the balance of iron (Fe) and other inevitable impurities, wherein the plated layer includes an alloying blocking layer, an intermediate alloy layer, and a corrosion resistance reinforcement layer which are sequentially stacked from the base steel sheet, and the corrosion resistance reinforcement layer includes an Sr-containing surface oxide layer.
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