Hot dip aluminized steel material having excellent corrosion resistance and workability, and manufacturing method therefor

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United States of America Patent

PATENT NO 11090907
SERIAL NO

16471203

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Abstract

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Provided is a hot dip aluminized steel material including a base steel and a hot-dip Al—Si-coated layer, wherein the surface layer of the base steel is provided with an Al-enriched layer in which 2 wt % to 20 wt % of Al is solid-solubilized, and an interface between the base steel and the hot-dip Al—Si-coated layer has a double-layer structured interfacial alloy layer having different hardnesses.

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Patent Owner(s)

Patent OwnerAddress
POSCO CO LTDPOHANG-SI GYEONGSANGBUK-DO 37859

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hwang, Hyeon-Seok Gwangyang-si, KR 22 35
Kang, Ki-Cheol Gwangyang-si, KR 24 34
Park, Il-Jeong Gwangyang-si, KR 6 23
Song, Yon-Kyun Gwangyang-si, KR 19 26

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