API API-570 Actual Free Exam Questions & Community Discussion

Exam Code/Number: API-570
Exam Name/Title: Piping Inspector
Certification Provider: API
Corresponding Certification: Individual Certification Programs

Exam Questions: 150
Updated On: Oct 10, 2026

Question #1

During a MT examination, shall be performed on each area.

A. 100% coverage at the required sensitivity

B. a calibration of each piece of magnetizing equipment

C. prod spacing of at least

D. at least three separate examinations

Discussion 0

Correct Answer: A Vote an answer

Question #2

With respect to Category 'D' service, what is the maximum allowable undercut for a branch connection?

A. Zero (no evident imperfections)

B. £ 1 mm

C. £ 1/32"

D. Both B and C

Discussion 0

Correct Answer: D Vote an answer

Question #3

A weld is changed from multi pass per side to single pass per side.
How does this effect the PWHT limitation?

A. The PWHT is not a consideration

B. The PWHT must be performed per ASME IX and time increased byone

C. This limitation does not apply when a WPS is qualified with a PWHT above the upper transformation temperature

D. This limitation does not apply when a WPS is qualified with a PWHT below the upper transformation temperature

Discussion 0

Correct Answer: C Vote an answer

Question #4

When may welding not be performed?

A. If the weld area is in an inert atmosphere

B. If the weld area is not in direct sunlight

C. If the weld area is frosted or wet

D. If the weld area is above 120° F

Discussion 0

Correct Answer: C Vote an answer

Question #5

More than one contractor, manufacturer or installer may simultaneously qualify a welder. In such case, each participating organization shall be represented by during the test.

A. A responsible employee

B. The welder's supervisor

C. A certified welding inspector

D. A welding engineer

Discussion 0

Correct Answer: A Vote an answer

Question #6

A welder qualified to weld in accordance with one qualified WPS is also qualified to weld.

A. using the same welding process within the limits of the essential variables

B. any WPS developed and tested by the welder's employer

C. using a different welding process of a qualified weld procedure

D. any other qualified weld procedure

Discussion 0

Correct Answer: A Vote an answer

Question #7

Is the attached PQR properly qualified?

A. No, because RT is not allowed during PQR qualification

B. No, because peening is allowed by ASME B31.3

C. No, because there are not enough tensile tests

D. Yes

Discussion 0

Correct Answer: C Vote an answer

Question #8

For a single wall material thickness, over 0.375" through 0.50", what is the hole type designation for a source side penetrameter

A. 15

B. 25

C. 20

D. 17

Discussion 0

Correct Answer: D Vote an answer

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