API 570 OPEN BOOK PRACTICE EXAM UPDATED
ACTUAL QUESTIONS WITH CORRECT ANSWERS
Question 1.
the NDE method called alternating current Flux Leakage is useful in finding: API 570: 7.7.2.e
ANSWER
Surface-Breaking cracks.
Question 2.
Normal CS PWHT Temp is: - ASME B31.3: Table 331.1.1
ANSWER
1100 - 1200 °F
Question 3.
What is the required preheat temperature for an A106 Gr. B pipe with carbon content less than 0.2%
and has a wall thickness of 0.500"? - ASME B31.3: Table 330.1.1
ANSWER
50 °F
Question 4.
A pipe alteration is performed using Fully Deoxidized A-106 Gr. b Pipe. impact testing was done to
prove the material is adequate for the minimum design metal temperature. Which of the following
set(s) of impact tests are acceptable? all answers are in ft-lbs. (mul- tiple answers together) ASME
B31.3: Table 323.3.5 & 323.3.5.d
ANSWER
11, 13, 17 & 11, 14, 14
,Question 5.
Determine the minimum design temperature for the following pipe: (5)
Material: A106 Gr. B
Nominal Thickness: 0.500"
Stress Ratio: 0.58
Retirement Thickness: 0.250"
ASME B31.3: Table A-1, Table 323.2.2A, Table 323.2.2B
ANSWER
MDMT = -64°F
Question 6.
What is the quality factor "E" for a pipe made of A381
- Y35? Spot radiography according to B31.3 has been performed. ASME B31.3: Table A-1B
ANSWER
0.90
Question 7.
CS HAZ created - base metal temp during welding is: - API 577: 10.2.4
ANSWER
> 1350 °F
Question 8.
A pipe with a locally thin area can be repaired with a fillet-weld patch only if: API 570: 8.1.4.1
ANSWER
The pipe material has a yield strength of less than 40,000 PSI.
Question 9.
30% solution of Caustic, PWHT Recommended for CS is: - API 571: Fig 3-15-1
ANSWER
e 140 °F
, Question 10.
Determine the position of the following groove weld. The weld is inclined 10 degrees up from the
horizon- tal plane. The cap is rotated 35 degrees from being straight up. ASME Sect. IX Figure
QW-461.1
ANSWER
Horizontal Position
Question 11.
A pressure test is being conducted at 400 psig. When selecting a pressure gauge. the maximum
allowed pressure range on the gauge is: ASME Sect. V: T-1031(a)
ANSWER
0 - 1600 psig.
Question 12.
A Hydrotest is conducted on an underground line as a substitute for the external inspection. The test
pressure is 200 Psig. At the end of the test, the pressure must be at least - API 570 9.8.6
ANSWER
190 Psig.
Question 13.
MAWP (Maximum Allowable Working Pressure) - Practice # 5
Potential Rerate Question
pipe size: 4 NPS
Type/Grade: A369 Gr. FPA
Temperature: 700°F
Current thickness: 0.350"
Current corrosion rate: 0.005 ipy
next thickness measurement interval: 8 years
ANSWER
MAWP = 1500.00 psig
ACTUAL QUESTIONS WITH CORRECT ANSWERS
Question 1.
the NDE method called alternating current Flux Leakage is useful in finding: API 570: 7.7.2.e
ANSWER
Surface-Breaking cracks.
Question 2.
Normal CS PWHT Temp is: - ASME B31.3: Table 331.1.1
ANSWER
1100 - 1200 °F
Question 3.
What is the required preheat temperature for an A106 Gr. B pipe with carbon content less than 0.2%
and has a wall thickness of 0.500"? - ASME B31.3: Table 330.1.1
ANSWER
50 °F
Question 4.
A pipe alteration is performed using Fully Deoxidized A-106 Gr. b Pipe. impact testing was done to
prove the material is adequate for the minimum design metal temperature. Which of the following
set(s) of impact tests are acceptable? all answers are in ft-lbs. (mul- tiple answers together) ASME
B31.3: Table 323.3.5 & 323.3.5.d
ANSWER
11, 13, 17 & 11, 14, 14
,Question 5.
Determine the minimum design temperature for the following pipe: (5)
Material: A106 Gr. B
Nominal Thickness: 0.500"
Stress Ratio: 0.58
Retirement Thickness: 0.250"
ASME B31.3: Table A-1, Table 323.2.2A, Table 323.2.2B
ANSWER
MDMT = -64°F
Question 6.
What is the quality factor "E" for a pipe made of A381
- Y35? Spot radiography according to B31.3 has been performed. ASME B31.3: Table A-1B
ANSWER
0.90
Question 7.
CS HAZ created - base metal temp during welding is: - API 577: 10.2.4
ANSWER
> 1350 °F
Question 8.
A pipe with a locally thin area can be repaired with a fillet-weld patch only if: API 570: 8.1.4.1
ANSWER
The pipe material has a yield strength of less than 40,000 PSI.
Question 9.
30% solution of Caustic, PWHT Recommended for CS is: - API 571: Fig 3-15-1
ANSWER
e 140 °F
, Question 10.
Determine the position of the following groove weld. The weld is inclined 10 degrees up from the
horizon- tal plane. The cap is rotated 35 degrees from being straight up. ASME Sect. IX Figure
QW-461.1
ANSWER
Horizontal Position
Question 11.
A pressure test is being conducted at 400 psig. When selecting a pressure gauge. the maximum
allowed pressure range on the gauge is: ASME Sect. V: T-1031(a)
ANSWER
0 - 1600 psig.
Question 12.
A Hydrotest is conducted on an underground line as a substitute for the external inspection. The test
pressure is 200 Psig. At the end of the test, the pressure must be at least - API 570 9.8.6
ANSWER
190 Psig.
Question 13.
MAWP (Maximum Allowable Working Pressure) - Practice # 5
Potential Rerate Question
pipe size: 4 NPS
Type/Grade: A369 Gr. FPA
Temperature: 700°F
Current thickness: 0.350"
Current corrosion rate: 0.005 ipy
next thickness measurement interval: 8 years
ANSWER
MAWP = 1500.00 psig
