PLATED STEEL MATERIAL HAVING EXCELLENT PROCESSABILITY AND CORROSION RESISTANCE
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United States of America Patent
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Oct 10, 2024
app pub date -
Dec 15, 2022
filing date -
Mar 31, 2022
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Abstract
The present invention provides a plated steel material having excellent processability and corrosion resistance, the plated steel material comprising: a base iron; and a hot-dip alloy-plated layer formed on the base iron, the hot-dip alloy-plated layer comprising, in wt %, 5-30% of Al, 2-10% of Mg, and a balance of Zn and other inevitable impurities, wherein, in a cross-section in the hot-dip alloy-plated layer, the area fraction of a MgZn2 phase is 20-70%, and the ratio of the area fraction of an Al-containing phase to the area fraction of the MgZn2 phase is 1-70%.
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