ALUMINUM-PLATED STEEL SHEET, METHOD FOR PRODUCING ALUMINUM-PLATED STEEL SHEET AND METHOD FOR PRODUCING COMPONENT FOR AUTOMOBILES

An aluminum-based plated steel sheet according to an aspect of the present invention includes: a base material; an aluminum-based plating layer located above the base material; and an intermetallic compound layer that is located between the base material and the aluminum-based plating layer and cont...

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Bibliographische Detailangaben
Hauptverfasser: ARAMAKI Takashi, IRIKAWA Hideaki, KUBOTA Tatsuya, SUZUKI Yuki, MAKI Jun, FUJITA Soshi, FUDA Masahiro
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:An aluminum-based plated steel sheet according to an aspect of the present invention includes: a base material; an aluminum-based plating layer located above the base material; and an intermetallic compound layer that is located between the base material and the aluminum-based plating layer and contains an intermetallic compound of Al and Fe, in which the base material has a chemical component within a predetermined range, the aluminum-based plating layer contains, on average, 80 mass% or more and 97 mass% or less of Al, 3 mass% or more and 15 mass% or less of Si, 0 mass% or more and 5 mass% or less of Zn, 0 mass% or more and 5 mass% or less of Fe, 0 mass% or more and 3 mass% or less in total of one or more selected from the group consisting of Mg and Ca, and impurities so that a total amount thereof is 100 mass%, an average value of a thickness of the intermetallic compound layer is 2 µm or more and 10 µm or less, a maximum value of the thickness of the intermetallic compound layer is 10 µm or more and 25 µm or less, and a standard deviation of the thickness of the intermetallic compound layer is 2 µm or more and 10 µm or less.