Wet Corrosion and Aluminum Alloys Quiz

The diffusion rate in a material body increases (correct)

The diffusion rate becomes erratic

The diffusion rate in a material body decreases

The diffusion rate remains constant

For high strength shall contain 0.5-1.5%C

Are often quench hardened only (no tempering)

Are often quench hardened and tempered

Are often solution heat treated and aged (correct)

Brasses are the alloys in which zinc is a predominant alloying element (correct)

Bronzes are the alloys in which zinc is a predominant alloying element

Have highest ductility if their structure is austenitic

Are often quench hardened and tempered

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