Choose the Best Answer · Q16
Q.Duralumin is an alloy of
a) Cu, Mn
b) Cu, Al, Mg
c) Al, Mn
d) Al, Cu, Mn, Mg
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Start your 14-day free trial to unlock the full solution →Step 1. Aluminium (Section 2.2.1) is prized for alloying because it is light yet, alloyed correctly, can be made strong enough for structural and aerospace use.
Step 2. Duralumin is the best-known such aluminium alloy, developed specifically to combine aluminium's low density with steel-like mechanical strength for aircraft construction.
Step 3. Its standard composition is aluminium as the base metal, strengthened with copper (the principal hardening addition), plus smaller amounts of manganese and magnesium to further improve strength and corrosion resistance. …
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