API-577 by API Actual Free Exam Q&As

Question 1

Prior to any welding, inspectors should review the:

A. PQR to verify that the welder is qualified to perform the welding, given its position and process. B. WPS to verify that the welder is qualified to perform the welding, given its position and process. C. WPQ to verify that the welder is qualified to perform the welding, given its position and process. D. WPQ to verify that the specification in use is correct.

Discussion 0

Correct Answer: B Vote an answer

Question 2

Eddy current can be used to measure the:

A. Holidays in coatings or claddings. B. Extent of bonding of coatings or claddings. C. Thickness of surface coatings or cladding thickness. D. Thickness of parent metal below alloy metal claddings.

Discussion 0

Correct Answer: C Vote an answer

Question 3

What is the most capable NDE method for finding a discontinuity such as incomplete fusion in a joint?

A. RT B. UT C. ET D. MT

Discussion 0

Correct Answer: B Vote an answer

Question 4

What is a discontinuity?

A. A departure of a quality characteristic from its intended condition. B. An interruption in the normal physical structure of a material. C. The response or evidence from the application of NDE. D. An imperfection which is detectable with NDE.

Discussion 0

Correct Answer: B Vote an answer

Question 5

Which source of radiation is normally used for performing field radiography on steel with a 4-in. thickness?

A. Selenium 75 B. X-ray machine C. Cobalt 60 D. Iridium 192

Discussion 0

Correct Answer: C Vote an answer

Question 6

What is a sensitized microstructure in austenitic stainless steels?

A. An area next to the heat-affected zone that has suffered some softening and loss of strength. B. The microstructure of the weld that has been melted and will therefore have properties more like a casting than the base metal. C. The high residual stress zone adjacent to the weld fusion line that will have higher hardness than the weld or base material. D. An area near the heat-affected zone affected by welding that may experience intergranular corrosion.

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Correct Answer: D Vote an answer

Question 7

What GMAW welding process uses carbon dioxide as the shielding gas, and is limited to the flat and horizontal position?

A. Globular transfer B. Spray transfer C. Short circuiting transfer D. Pulsed transfer

Discussion 0

Correct Answer: A Vote an answer

Question 8

A four-digit designation for a SMAW electrode under AWS classification uses the third digit to define the:

A. Welding position. B. Chemical composition. C. Coating characteristics. D. Strength of the filler metal.

Discussion 0

Correct Answer: A Vote an answer

API Welding Inspection And Metallurgy - API-577 Exam Practice Test