met300 test 3

met300 test 3 - What is the crystal structure of yellow...

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What is the crystal structure of yellow brass? Describe. Alpha below 38%, beta above 38% (BCC) What is the difference between a brass and a bronze? Give specific elements in each. Brass-copper alloy containing zinc as principal alloy Bronze-copper alloy with tin as a major alloy element What causes strengthening in the precipitation hardening of a beryllium copper alloy? Be in solution, strains lattice Describe the recipe to solution treatment and age hardening of an aluminum alloy to produce T-6 alloy. Give specific temperatures, times, etc) Water quench, 900F to 1000F for 1 and a half hours then age What type of crystal structure does aluminum have? FCC What is the process of anodizing? Explain. Bathing the part in usually dilute sulfuric acid, chromic acid or phosphoric acid as well as additives. This produces a surface that will resist wear and corrosion. What is the recipe to solution and age Waspoly? 1975F-4hrs, 1400F 16hrs air cool
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This note was uploaded on 08/25/2009 for the course MET MET300 taught by Professor Biekert during the Fall '06 term at ASU.

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met300 test 3 - What is the crystal structure of yellow...

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