API-577 Exam Dumps - Welding Inspection and Metallurgy Exam

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Question # 4

What is a discontinuity?

An interruption in the normal physical structure of a material.

An imperfection which is detectable with NDE.

The response or evidence from the application of NDE.

A departure of a quality characteristic from its intended condition.

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Question # 5

The change in shape (deformation) that a test specimen experiences when it is stressed or loaded is called:

Yield.

Strain.

Stress.

Plasticity.

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Question # 6

A root opening of a groove weld is:

The surface of a joint member included in the groove.

A separation at the joint root between the work pieces.

The beveled surface of the joint members.

That portion of the groove face adjacent to the joint root.

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Question # 7

The WPS gives the welder specific guidelines to:

Set the machine amperage, voltage, and travel speed.

Confirm the project heat input is followed during welding.

Successfully complete production welds.

Make imperfection/defect-free welds.

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Question # 8

A welding engineer or inspector should be notified when a weld has failed a weld quality test more than how many times in order to help determine the cause of the test failure?

ONCE

TWICE

THREE TIMES

FOUR TIMES

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