File Info
| Exam | Corrosion and Materials |
| Number | API-571 |
| File Name | API.API-571.PassCertification.2019-02-26.454q.vcex |
| Size | 249 KB |
| Posted | Feb 26, 2019 |
| Download | API.API-571.PassCertification.2019-02-26.454q.vcex |
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Demo Questions
Question 1
__________ 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.
- Graphitization
- Softening
- Temper Embrittlement
- Creep
Correct answer: A
Question 2
What structure is 304 stainless steel?
- Martensitic
- Austenitic
- Duplex
- Ferritic
Correct answer: B
Question 3
_________ is the result of cyclic stress caused by variations in temperature.
- Creep
- Thermal Fatigue
- Cyclic Cracking
- Stress Corrosion Cracking
Correct answer: B
Question 4
General or localized corrosion of carbon steels and other metals caused by dissolved salts, gases, organic compounds or microbiological activities is called ________.
- Flue Gas Corrosion
- Atmospheric Corrosion
- Cooling Water Corrosion
- None of the Above
- All of the Above
Correct answer: C
Question 5
What structure is 410 stainless steel?
- Martensitic
- Austenitic
- Duplex
- Ferritic
Correct answer: A
Question 6
The sudden rapid fracture under stress (residual or applied) where the material exhibits little or no evidence of ductility or plastic deformation is called _________.
- 885º F Embrittlement
- Temper Embrittlement
- Stress Corrosion Cracking
- Brittle Fracture
Correct answer: D
Question 7
What structure is 409 stainless steel?
- Martensitic
- Austenitic
- Duplex
- Ferritic
Correct answer: D
Question 8
Low alloy steels contain a maximum of _______ chrome.
- 5%
- 6%
- 7.5%
- 9%
Correct answer: D
Question 9
Which of the following can be affected by 885º F Embrittlement?
- 410 SS
- 430 SS
- 308 SS
- Alloy 2205
- A, B and D
Correct answer: E
Question 10
For 5Cr-0.5Mo, what is the threshold temperature for creep?
- 500º F
- 800º F
- 600º F
- 700º F
Correct answer: B
