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10 Cards in this Set
- Front
- Back
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"__________ is a change in the microstructure of certain carbon steels and 0.5 Mo steels after long term operation in the 800º F to 1100º F range.
A. Graphitization B. Softening C. Temper Embrittlement D. Creep" |
A
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"What structure is 304 stainless steel?
A. Martensitic B. Austenitic C. Duplex D. Ferritic" |
B
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"_________ is the result of cyclic stress caused by variations in
temperature. A. Creep B. Thermal Fatigue C. Cyclic Cracking D. Stress Corrosion Cracking" |
B
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"General or localized corrosion of carbon steels and other metals caused by dissolved salts, gases, organic compounds or microbiological activities is called ________.
A. Flue Gas Corrosion B. Atmospheric Corrosion C. Cooling Water Corrosion D. None of the Above E. All of the Above" |
C
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"What structure is 410 stainless steel?
A. Martensitic B. Austenitic C. Duplex D. Ferritic" |
A
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"The sudden rapid fracture under stress (residual or applied) where the material exhibits little or no evidence of ductility or plastic deformation is called _________.
A. 885º F Embrittlement B. Temper Embrittlement C. Stress Corrosion Cracking D. Brittle Fracture" |
c
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"What structure is 409 stainless steel?
A. Martensitic B. Austenitic C. Duplex D. Ferritic" |
D
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"Low alloy steels contain a maximum of _______ chrome.
A. 5% B. 6% C. 7.5% D. 9%" |
D
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"Which of the following can be affected by 885º F Embrittlement?
A. 410 SS B. 430 SS C. 308 SS D. Alloy 2205 E. A, B and D" |
E
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"For 5Cr-0.5Mo, what is the threshold temperature for creep?
A. 500º F B. 800º F C. 600º F D. 700º F" |
B
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