Free API API-570 Exam Questions

Become API Certified with updated API-570 exam questions and correct answers

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Total 170 Questions | Updated On: Aug 20, 2026

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Question 1

Which of the items listed below would NOT normally be contained in inspection records or piping ?

A : iginal date of installation, the specifications and strength levels of the materials used.

B : iginal vessel hydrotest pressures and conditions that the tests were performed under

C : iginal thickness measurements and the locations and dates of all subsequent readings

D : Calculated retirement thick nesses

Answer: B

Question 2

A local area has been thinned on the wall thickness of a flanged fitting. The fitting is NPS 8 Class 400, and the local area has been thinned to 0.400”. Is this corrosion acceptable per ASME B 16.5?

A :

B :

C : nnot be calculated from information given

D : ll thicknesses may not be less than that shown in B16.5

Answer: B

Question 3

Steels with CE greater than 0.55% typically require:

A : eheating only

B : e-heating & PWHT

C : pre- heating or PWHT

D : HT only

Answer: B

Question 4

Austenitic stainless steels typically contain chrome and nickel, and are used for:

A : rrosion resistance

B : istance to high temperature degradation

C : lfur resistance

D : th a and b, above

Answer: D

Question 5

The total resistivity for a Wenner 4-Pin test that utilizes pins spaced 2 feet apart and a 6 “R” factor is:

A : 2298 ohm/cm

B : 3500 ohm/cm

C : 6000 ohm/cm

D : 8000 ohm/cm

Answer: A

Page: 1 / 34

Total 170 Questions | Updated On: Aug 20, 2026

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