ALUMINUM ALLOY MATERIAL AND PRODUCTION METHOD THEREFOR, AND ALUMINUM ALLOY CLADDING MATERIAL USING ALUMINUM ALLOY MATERIAL

Provided are: an Al-Mg-Si-based aluminum alloy material including an aluminum alloy including 0.10 to 1.50 mass % (hereinafter, "%") Si and 0.10 to 2.00% of Mg, in which an oxide coating film mainly containing aluminum is formed on a surface of the aluminum alloy material, a Mg-Si-based cr...

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Bibliographische Detailangaben
Hauptverfasser: OYA, Yoshiyuki, SHIMADA, Takatoshi, TERAYAMA, Kazuko
Format: Patent
Sprache:eng
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Zusammenfassung:Provided are: an Al-Mg-Si-based aluminum alloy material including an aluminum alloy including 0.10 to 1.50 mass % (hereinafter, "%") Si and 0.10 to 2.00% of Mg, in which an oxide coating film mainly containing aluminum is formed on a surface of the aluminum alloy material, a Mg-Si-based crystallized product having an equivalent circle diameter of 0.1 to 5.0 μm is contained at 100 to 150,000 particles/mm2, a Mg-Si-based crystallized product having an equivalent circle diameter of more than 5.0 μm and 10.0 μm or less is contained at 5 particles/mm2 or less, and the oxide coating film includes Si at a maximum concentration of 0.1 to 40.0% and Mg at a maximum concentration of 0.1 to 20.0%; a method for producing the aluminum alloy material; and an aluminum alloy clad material, in which the aluminum alloy material is clad on at least one surface of an aluminum core material.