mse 230 hw 1 - MSE 230 Spring 2011 Homework #1 Bonding (70...

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MSE 230 Spring 2011 Homework #1 – Bonding (70 pts) (Due Jan 13 or 14) (40 pts) 1. I’ve plotted the elastic modulus (E) and linear coefficient of thermal expansion (CTE) values listed below versus melting temperatures ( o C). Label each data point on the plot with the chemical symbol for the metal and its crystal structure (you will learn more about this in the next lecture!). Metal Elastic Mod, GPa CTE ( o C -1 ) T melt ( o C) Crystal Structure Aluminum 70 23 x 10 -6 660 FCC Cadmium 50 30 x 10 -6 HCP Chromium 280 4.9 x 10 -6 1875 BCC Copper 100 16 x 10 -6 1083 Iron 210 12 x 10 -6 1536 BCC Lead 14 29 x 10 -6 327 FCC Magnesium 44 25 x 10 -6 HCP Molybedenum 330 4.9 x 10 -6 2610 BCC Nickel 200 13 x 10 -6 1453 Tin 42 22 x 10 -6 232 TET Titanium 120 8.6 x 10 -6 1668 HCP Tungsten 395 4.5 x 10 -6 BCC Zinc 94 30 x 10 -6 419 HCP Note: the missing table contents can be found on the inside cover of your book! Answer the following questions based on the work above, the readings, and the lecture:
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This note was uploaded on 09/25/2011 for the course MSE 230 taught by Professor Trice during the Spring '08 term at Purdue University-West Lafayette.

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mse 230 hw 1 - MSE 230 Spring 2011 Homework #1 Bonding (70...

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