| 摘要 |
PURPOSE:To give superior corrosion resistance, strength, and brazing characteristic to the joint section of a port hole extruder, by providing the Al alloy containing specific amounts of Cu, Mn, and Mg. CONSTITUTION:The Al alloy for a connector consists of, by weight, 0.3-0.5% Cu, 0.5-1.5% Mn, 1-3% Mg, and the balance Al with inevitable impurities and further contains, if necessary, <0.3% Cr and/or <0.3% Zr.
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