Free API-577 Questions for API Welding Inspection And Metallurgy API-577 Exam as PDF & Practice Test Engine

Exam Code/Number: API-577
Exam Name/Title: Welding Inspection And Metallurgy
Certification Provider: API
Corresponding Certification: ICP Programs

Exam Questions: 112
Updated On: Jun 03, 2026

Question #1

What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?

A. 215

B. 241

C. 200

D. 225

Discussion 0

Correct Answer: D Vote an answer

Question #2

At any time during the welding inspection, if defects are identified:

A. They should be corrected before welding proceeds further.

B. The inspector should seek engineering input on whether the defect is actually acceptable.

C. The inspector should determine whether the weld may be acceptable for the intended service.

D. The inspector should examine all welds produced by the same welder.

Discussion 0

Correct Answer: A Vote an answer

Question #3

Which of the following is a hazard associated with in-service welding on a carbon steel pipe containing chlorine?

A. Carbon steel will burn in the presence of chlorine and high heat.

B. Hydrogen released during welding process can initiate hydrogen-assisted cracking.

C. Exothermic decomposition or explosion.

D. Explosion or unstable reaction with the addition of localized heat.

Discussion 0

Correct Answer: D Vote an answer

Question #4

According to the PQR 8025, does the thickness range qualified concur with the thickness range as stated on the WPS 802?

A. No, the PQR thickness should have been .560"

B. No, the material thickness on the PQR should be .375"

C. Yes, but only for thicknesses greater than .280"

D. Yes, the PQR qualifies the ranges as stated on the WPS

Discussion 0

Correct Answer: D Vote an answer

Question #5

What is the purpose of the IQI?

A. Marking the radiographs with a definite identifying characteristic

B. Ascertaining how much radiation the source has penetrated the material

C. Establishing the depth that the radiation source penetrates

D. Determining that the required sensitivity of the radiograph is achieved

Discussion 0

Correct Answer: D Vote an answer

Question #6

Eddy current can be used to measure the:

A. Extent of bonding of coatings or claddings.

B. Thickness of surface coatings or cladding thickness.

C. Holidays in coatings or claddings.

D. Thickness of parent metal below alloy metal claddings.

Discussion 0

Correct Answer: B Vote an answer

Question #7

For design purposes, the maximum usefulness of a weldment under test is based upon the:

A. Hardness.

B. Yield strength.

C. Ultimate tensile strength.

D. Toughness.

Discussion 0

Correct Answer: C Vote an answer

Question #8

What is a discontinuity?

A. An imperfection which is detectable with NDE.

B. An interruption in the normal physical structure of a material.

C. A departure of a quality characteristic from its intended condition.

D. The response or evidence from the application of NDE.

Discussion 0

Correct Answer: B Vote an answer

Free API-577 Questions for API Welding Inspection And Metallurgy API-577 Exam as PDF & Practice Test Engine

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