Free API API-577 Practice Test & Real Exam Questions

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 29, 2026

Question #36

Codes/standards sometimes specify impact testing of weldments at minimum design metal temperatures to:

A. Assure that the welded material has sufficient toughness to resist brittle fracture.

B. Assure that the welded material has sufficient yield strength to avoid brittle fracture.

C. Assure that the welded material has sufficient ductility to assist brittle fracture.

D. Assure that the welded material has sufficient tensile strength to avoid failure at design loads.

Discussion 0

Correct Answer: A Vote an answer

Question #37

What term is used to describe the mechanical working of metals using impact blows?

A. Mechanical stress relieving

B. Hammering

C. Needle gunning

D. Peening

Discussion 0

Correct Answer: D Vote an answer

Question #38

Items to be included in the PQR for the SMAW process are:

A. Welding process used and AWS classification numbers.

B. Electrode-flux class and electrical characteristics.

C. Welding process used and P-numbers of coupon welded.

D. P-numbers of coupon welded and AWS classification numbers.

Discussion 0

Correct Answer: C Vote an answer

Question #39

One of the main differences between welding nickel alloys and austenitic stainless steels is that with nickel alloys:

A. Interpass temperature control is not needed.

B. There is less susceptibility to cracking from contaminants.

C. There is less susceptibility to lack of fusion.

D. The weld pool tends to be sluggish.

Discussion 0

Correct Answer: D Vote an answer

Question #40

Which of the following statements concerning electrode storage in ovens is true?

A. Low-hydrogen electrodes should never be stored with stainless-steel electrodes.

B. Electrode ovens should be heated by any means, but must have automatic heat controls and visible temperature indicators.

C. Low-hydrogen electrodes may be stored in ovens with cellulose-based electrodes, but must be in their original, unopened containers.

D. Electrodes should never be stored in an oven that is used for food storage.

Discussion 0

Correct Answer: A Vote an answer

Question #41

API Recommended Practice 577 provides:

A. Guidance on the extent and scope of inspection required for specific types of welds.

B. A definition of specific techniques and practices that should be used for welding inspection.

C. A definition of welds that should be inspected in refinery and chemical plant equipment.

D. Guidance on welding inspection during the fabrication and repairing of refinery equipment and piping.

Discussion 0

Correct Answer: D Vote an answer

Question #42

Hardness testing of production welds and the HAZ requires test areas to be:

A. Ground to a smooth contour.

B. Clean, flat area or even flush with the base metal.

C. Cleaned to remove surface scale and flux.

D. Cleaned down to the bare metal.

Discussion 0

Correct Answer: B Vote an answer

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