API 510 Chapter 7

API 510 Chapter 7 – API 571 Damage Mechanisms

Take a Free API 510 Exam Chapter 7 Practice test with Latest API 571 Damage Mechanisms Question and Answers

1.

Q1. API 571 section 4.2.7.1: brittle fracture
Which of these is a description of brittle fracture?

 
 
 
 

2.

Q2. API 571 section 4.2.7.2: brittle fracture: affected materials
Which of these materials are particularly susceptible to brittle fracture?

 
 
 
 

3.

Q3. API 571 section 4.2.7.3: brittle fracture: critical factors
At what temperature is brittle fracture most likely to occur?

 
 
 
 

4.

Q4. API 571 section 4.2.7.4: brittle fracture
Which of these activities is unlikely to result in a high risk of brittle fracture?

 
 
 
 

5.

Q5. API 571 section 4.2.7.6: brittle fracture: prevention/mitigation
What type of material change will reduce the risk of brittle fracture?

 
 
 
 

6.

Q6. API 571 section 4.2.7.5: brittle fracture: appearance
Cracks resulting from brittle fracture will most likely be predominantly:

 
 
 
 

7.

Q7. API 571 section 4.2.9: thermal fatigue: description
What is thermal fatigue?

 
 
 
 

8.

Q8. API 571 section 4.2.9.3: thermal fatigue: critical factors
As a practical rule, thermal cracking may be caused by temperature swings of approximately:

 
 
 
 

9.

Q9. API 571 section 4.2.9.5: thermal fatigue: appearance
Cracks resulting from thermal fatigue will most likely be predominantly:

 
 
 
 

10.

Q10. API 571 section 4.2.9.6: prevention/mitigation
Thermal fatigue cracking is best avoided by:

 
 
 
 

11.

7.5 API 571 familiarization questions (set 2)

Q1. API 571 section 4.2.14
A damage mechanism that is strongly influenced by fluid velocity and the corrosivity of the process fluid is known as:

 
 
 
 

12.

Q2. API 571 section 4.3.2: atmospheric corrosion
As a practical rule, atmospheric corrosion:

 
 
 
 

13.

Q3. API 571 section 4.3.2.3: atmospheric corrosion: critical factors
A typical atmospheric corrosion rate in mils (1 mil = 0.001 inch) per year (mpy) of steel in an inland location with moderate precipitation and humidity is:

 
 
 
 

14.

Q4. API 571 section 4.3.3.3: CUI critical factors
Which of these metal temperature ranges will result in the most severe CUI?

 
 
 
 

15.

Q5. API 571 section 4.3.3.6: CUI appearance
Which other corrosion mechanism often accompanies CUI in 300 series stainless steels?

 
 
 
 

Question 1 of 15

Click Here To Read Next API 570 Exam Chapter 8 -API 576 Inspection of Pressure Relieving Devices

Attempt this first set of self-test questions covering the first group of API 571 DMs.

7.3 API 571 familiarization questions (set 1)

7.5 API 571 familiarization questions (set 2)

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