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ALUMINUM ALLOY FOR CAST JOINT MEMBER OF AUTOMOTIVE SPACE FRAME, AND METHOD FOR MANUFACTURING CAST JOINT MEMBER UTILIZING IT
ALUMINUM ALLOY FOR CAST JOINT MEMBER OF AUTOMOTIVE SPACE FRAME, AND METHOD FOR MANUFACTURING CAST JOINT MEMBER UTILIZING IT
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机译:汽车空间框架铸造接头用铝合金及其制造铸造接头用方法
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摘要
PROBLEM TO BE SOLVED: To provide an aluminum alloy for a cast joint member of an automotive space frame, which is sand-cast from the aluminum alloy, and to provide a method for manufacturing the cast joint member using it.;SOLUTION: The aluminum alloy for the cast joint member of the automotive space frame includes aluminum as a main material, 0.4-0.5 wt.% copper (Cu), 2.5-3.0 wt.% silicon (Si), 0.1 wt.% or less magnesium (Mg), 0.1 wt.% or less iron (Fe) and 0.20 wt.% or less titanium (Ti). The method for manufacturing the cast joint member using the alloy comprises: casting the aluminum alloy; solution-treating it; and heat-treating it at 150 to 160°C for 4 to 5 hours.;COPYRIGHT: (C)2006,JPO&NCIPI
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