Free API API-577 Exam Questions

Become API Certified with updated API-577 exam questions and correct answers

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Total 112 Questions | Updated On: Feb 20, 2025

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Question 1

Eddy current can be used to measure the:

A : Thickness of parent metal below alloy metal claddings.

B : Thickness of surface coatings or cladding thickness.

C : Extent of bonding of coatings or claddings.

D : Holidays in coatings or claddings.

Answer: B

Question 2

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

A : Hammering

B : Mechanical stress relieving

C : Needle gunning

D : Peening

Answer: D

Question 3

Crater cracks typically occur:

A : In weld metal at the point where the arc terminates.

B : In the HAZ at the point where the arc initiates.

C : In weld metal at the point where the arc initiates.

D : In the HAZ at the point where the arc terminates.

Answer: A

Question 4

When verifying that the filler metal selection is appropriate for the base metal being welded, an inspector should consider:

A : Chemical composition.

B : Tensile strength to be higher than the base metal.

C : Acceptability of physical properties.

D : Need for postweld heat treatment (PWHT).

Answer: A

Question 5

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.

Answer: D

Page: 1 / 23

Total 112 Questions | Updated On: Feb 20, 2025

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