Alloy of which of the following metal are used for making aeroplane and automobile engine
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The most widely used alloy is 7075. It consists of aluminium, zinc, magnesium and copper. It's the strongest of all aluminium alloys and comparable in that respect with steel, however it weighs only a third of what steel weighs. Aircraft are assembled from sheets and extrusions that are held together by rivets.
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alloy of aluminium is used for making aeroplane and automobile engines
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