API-577 Exam Questions - Real Practice Questions for Guaranteed Success

Question 1

Which of the following determines the necessity for preheat and postweld heat treatment?

AThe percentage of carbon that will be in the completed weld

BThe as-rolled hardness of the welding components

CThe carbon equivalent of the steel

DThe rate of cooling after the welding is completed

Correct : C

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AThe percentage of carbon that will be in the completed weld

BThe as-rolled hardness of the welding components

CThe carbon equivalent of the steel

DThe rate of cooling after the welding is completed

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Question 2

In alloy steel, a high hardness measurement could indicate:

AA correlation to a low tensile strength.

BThe presence of untempered martensite.

CThe Brinell test device was struck too hard with the hammer.

DThe presence of tempered martensite.

Correct : B

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AA correlation to a low tensile strength.

BThe presence of untempered martensite.

CThe Brinell test device was struck too hard with the hammer.

DThe presence of tempered martensite.

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Question 3

Prior to any welding, inspectors should review the:

AWPQ to verify that the welder is qualified to perform the welding, given its position and process.

BWPQ to verify that the specification in use is correct.

CPQR to verify that the welder is qualified to perform the welding, given its position and process.

DWPS to verify that the welder is qualified to perform the welding, given its position and process.

Correct : D

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AWPQ to verify that the welder is qualified to perform the welding, given its position and process.

BWPQ to verify that the specification in use is correct.

CPQR to verify that the welder is qualified to perform the welding, given its position and process.

DWPS to verify that the welder is qualified to perform the welding, given its position and process.

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Question 4

To avoid burn through during in-service welding on thinner wall equipment, it is generally recommended to:

AUse larger diameter electrodes.

BMinimize weaving the bead.

CMaximize weaving the bead.

DUse high heat input.

Correct : B

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AUse larger diameter electrodes.

BMinimize weaving the bead.

CMaximize weaving the bead.

DUse high heat input.

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Question 5

Which of the following weld flaws is described as a subsurface terrace and step-like crack weakened by dispersed planar-shaped inclusions?

ALamellar tearing

BHydrogen cracking

CSulfite stringers

DHot cracking

Correct : A

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ALamellar tearing

BHydrogen cracking

CSulfite stringers

DHot cracking

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Master API-577 Exam with Reliable Practice Questions

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