HW-2-Fall-07

HW-2-Fall-07 - This is an Individual Assignment. IT329 Post...

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IT329 Homework #2 Date Assigned: 10/29/2007 NAME: Module 4 1. High strength stainless steels are referred to as Martensitic They contains large amount of carbon and Chromium . 2. Martensitic stainless steels have at least 12% of Cr. 3. Aluminum has a FCC crystal structure. 4. Copper has lower electrical conductivity that aluminum. TRUE FALSE 5. Aluminum has higher specific conductivity than copper. TRUE FALSE 6. Brass is a combination of copper and zinc while bronze is a combination of copper and tin 7. Titanium is strong and lightweight . 8. Titanium welding is possible in a vacuum or inert gas condition. Module 5 1. Write the chemical symbol for Cementite and provide another name for this kind of grain structure of steel. FE3C Iron Carbide 2. Heat treatment is the heating and cooling required to alter material properties. 3. If steel is heated above 1350 degrees F, it is transformed from BCC to FCC crystal structure (austenite). 4.
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This note was uploaded on 04/07/2008 for the course IT 329 taught by Professor Djassemi during the Fall '07 term at Cal Poly.

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HW-2-Fall-07 - This is an Individual Assignment. IT329 Post...

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