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Aluminum alloy rolling material having excellent heat conductivity, conductivity and strength, and its manufacturing method
Aluminum alloy rolling material having excellent heat conductivity, conductivity and strength, and its manufacturing method
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机译:铝合金轧制材料具有优异的导热性,导电性和强度,及其制造方法
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摘要
Problem to be solved: to provide an aluminum alloy rolling material having good thermal conductivity, high conductivity and high strength.Chemical compositionSi: 0.45 to 0.85%Mg: 0.75 to 1.0 mass%Fe: 0.05 to 0.45 mass%Copper: 0.10 to 0.35% by massCr: 0.02 to 0.15%Ni: 0.002-0.20% by massMn is 0.15% by mass or lessZn is 0.12% by mass or lessTi: 0.002-0.15%B: 0.0005 to 0.05 mass%The remainder consists of Al and inevitable impurities.And0.5 ≦ CSI / CMG ≦ 1.1CSI has Si contentCMG satisfies the relationship between Mg content andConductivity above 50% IACSThe tensile strength is 305 MPa or more.No selection
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