Api 571 Study guides, Class notes & Summaries
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API 571 Exam #1 VERSION 2023/2024 VERIFIED QUESTIONS AND ANSWERS LATEST UPDATE ALREADY GRADED A
- Exam (elaborations) • 16 pages • 2023
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API 571 Exam #1 VERSION 2023/2024 VERIFIED 
QUESTIONS AND ANSWERS LATEST UPDATE 
ALREADY GRADED A
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API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified
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API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified 
 
Ammonium bisulfide corrosion is an aggressive corrosion occurring in hydroprocessing reactor effluent streams and in units handling alkaline sour water. Several major failures have occurred in hydroprocessing reactor effluent systems due to localized corrosion. The least resistant material to this type of corrosion is: 
a) aluminum alloys 
b) carbon steel 
c) 300 Series SS 
d) duplex SS 
B 
5.1.1.2.2 a) 
For materials susce...
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API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified
- Exam (elaborations) • 14 pages • 2024
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API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified 
 
At what oxygen content would many metals become flammable even at low pressures, whereas they are non-flammable in air? 
a) >10% 
b) >25% 
c) 20-40% 
d) >40% 
B 
4.2.20.1 
What area of a heater burning fuel oil with numerous impurities would first suffer damage from fuel ash corrosion. 
a) shock tubes 
b) radian tubes 
c) tube hangers and supports 
d) convection tubes 
C 
4.4.6.4 c) 
Hydriding of titanium is a meta...
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API 571 Exam #1 VERSION 2023/2024 VERIFIED QUESTIONS AND ANSWERS LATEST UPDATE ALREADY GRADED A
- Exam (elaborations) • 16 pages • 2023
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API 571 Exam #1 VERSION 2023/2024 VERIFIED 
QUESTIONS AND ANSWERS LATEST UPDATE 
ALREADY GRADED A
-
2024 API 571 High-Quality Questions Verified for Academic Excellence
- Exam (elaborations) • 21 pages • 2024
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API 571 High-Quality Questions Verified for 
Academic Excellence 
. ________ usually occurs when a colder liquid contacts a warmer metal surface. A. Stress cracking 
B. Thermal fatigue 
C. Thermal shock 
D. Stress shock - -correct ans- -C 
Which of these materials is not susceptible to amine cracking? 
A. Carbon steel 
B. 300 Series SS 
C. 400 Series SS 
D. Both B and
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API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified
- Exam (elaborations) • 14 pages • 2024
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API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified 
 
At what oxygen content would many metals become flammable even at low pressures, whereas they are non-flammable in air? 
a) >10% 
b) >25% 
c) 20-40% 
d) >40% 
B 
4.2.20.1 
What area of a heater burning fuel oil with numerous impurities would first suffer damage from fuel ash corrosion. 
a) shock tubes 
b) radian tubes 
c) tube hangers and supports 
d) convection tubes 
C 
4.4.6.4 c) 
Hydriding of titanium is a meta...
-
API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified
- Exam (elaborations) • 15 pages • 2024
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API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified 
 
Ammonium bisulfide corrosion is an aggressive corrosion occurring in hydroprocessing reactor effluent streams and in units handling alkaline sour water. Several major failures have occurred in hydroprocessing reactor effluent systems due to localized corrosion. The least resistant material to this type of corrosion is: 
a) aluminum alloys 
b) carbon steel 
c) 300 Series SS 
d) duplex SS 
B 
5.1.1.2.2 a) 
For materials susce...
-
API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified
- Exam (elaborations) • 15 pages • 2024
-
- $14.49
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API 571 Practice Exam #2 Questions And Correct Answers, 100% Verified 
 
Ammonium bisulfide corrosion is an aggressive corrosion occurring in hydroprocessing reactor effluent streams and in units handling alkaline sour water. Several major failures have occurred in hydroprocessing reactor effluent systems due to localized corrosion. The least resistant material to this type of corrosion is: 
a) aluminum alloys 
b) carbon steel 
c) 300 Series SS 
d) duplex SS 
B 
5.1.1.2.2 a) 
For materials susce...
-
API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified
- Exam (elaborations) • 14 pages • 2024
-
- $13.49
- + learn more
API 571 Practice Exam #1 Questions And Correct Answers, 100% Verified 
 
At what oxygen content would many metals become flammable even at low pressures, whereas they are non-flammable in air? 
a) >10% 
b) >25% 
c) 20-40% 
d) >40% 
B 
4.2.20.1 
What area of a heater burning fuel oil with numerous impurities would first suffer damage from fuel ash corrosion. 
a) shock tubes 
b) radian tubes 
c) tube hangers and supports 
d) convection tubes 
C 
4.4.6.4 c) 
Hydriding of titanium is a meta...
-
API 571 Exam #1 VERSION 2023/2024 VERIFIED QUESTIONS AND ANSWERS LATEST UPDATE ALREADY GRADED A
- Exam (elaborations) • 16 pages • 2023
-
- $17.99
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API 571 Exam #1 VERSION 2023/2024 VERIFIED 
QUESTIONS AND ANSWERS LATEST UPDATE 
ALREADY GRADED A
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