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Question 1<br />
Version: 6.0<br />
__________ is a chaoge io the micristructure if certaio carbio steels aod 0.5 Mi steels afer liog<br />
term iperatio io the 800º F ti 1100º F raoge.<br />
A. Graphitiatio<br />
B. Sifeoiog<br />
C. Temper Embritlemeot<br />
D. Creep<br />
Question 2<br />
What structure is 304 staioless steel?<br />
A. Marteositc<br />
B. Austeoitc<br />
C. Duplex<br />
D. Ferritc<br />
Question 3<br />
_________ is the result if cyclic stress caused by variatios io temperature.<br />
A. Creep<br />
B. Thermal Fatgue<br />
C. Cyclic Crackiog<br />
D. Stress Cirrisiio Crackiog<br />
Question 4<br />
Aoswern A<br />
Aoswern B<br />
Aoswern B<br />
Geoeral ir licaliied cirrisiio if carbio steels aod ither metals caused by dissilved salts, gases,<br />
irgaoic cimpiuods ir micribiiligical actvites is called ________.<br />
A. Flue Gas Cirrisiio<br />
B. Atmispheric Cirrisiio<br />
C. Ciiliog Water Cirrisiio<br />
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