Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Concept explainers

Terminology in Metal Alloys
Metal is the pure chemical element you would find on the periodic table. 91 of the 118 elements on the periodic table are metals – which make them some of the most plentiful elements in the world.
Question

1. What is wrought iron in gray?

2.  Why does gray cast iron lack tensile strength?

3. What can you do to give gray wrought iron a little toughness?

 

T (C) 1600- 8 1400--1394°C 1200. 1000- 800- a 600- The Fe-C Phase Diagram -1539 °C 400- Y A B C a+y Q-TA 0.77% 0.022 0 0.42 1 1.15 Fe y+L -Tc 2 L 1148 °C 2.11% 727 °C a+Fe, C 3 4.3% y+Fe, C 4 wt% C 5 P=1 atm L+Fe₂C 6 6.67 Fe, C
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Transcribed Image Text:T (C) 1600- 8 1400--1394°C 1200. 1000- 800- a 600- The Fe-C Phase Diagram -1539 °C 400- Y A B C a+y Q-TA 0.77% 0.022 0 0.42 1 1.15 Fe y+L -Tc 2 L 1148 °C 2.11% 727 °C a+Fe, C 3 4.3% y+Fe, C 4 wt% C 5 P=1 atm L+Fe₂C 6 6.67 Fe, C
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