Free API-577 Exam braindumps download (API-577 exam dumps Free)

QUESTION: 46

Which of the following transfer methods associated with GMAW is characterized by a highly directed stream of discrete drops that are accelerated by arc forces, and negligible spatter?

Pulsed droplet transfer
Short circuiting transfer
Globular transfer
Spray transfer

Answer(s): D

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QUESTION: 47

Hot tapping and in-service welding should be carried out only with:

Steels that have a carbon equivalent below 0.30.
Cellulosic-type electrodes to reduce penetration.
Low-hydrogen consumables and electrodes.
Low-hydrogen root pass and cellulosic weld out.

Answer(s): C

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QUESTION: 48

API Recommended Practice 2201 primarily covers the:

WPS/PQR aspects of in-service welding.
Technical aspects of hot tapping.
Safety aspects of in-service welding.
Weldability aspects of in-service welding.

Answer(s): C

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QUESTION: 49

As a result of welding, metals with a high coefficient of thermal expansion are:

More susceptible to distortion during welding.
Less susceptible to cracking during welding.
More susceptible to brittle fracture.
Less susceptible to brittle fracture.

Answer(s): A

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QUESTION: 50

General awareness of metallurgy is important to the welding inspector because:

Welding processes can affect both mechanical and corrosion properties of a weldment.
The crystalline structure of base metals affects the resulting structure of the weld.
Physical properties of the final weldment can be significantly affected by preheat and postweld heat treatment (PWHT).
A thorough knowledge of weld metal structures is necessary to understand weldability.

Answer(s): A

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Free API-577 Exam Braindumps Welding Inspection and Metallurgy Questions 46–50 (page: 11)

QUESTION: 46

QUESTION: 47

QUESTION: 48

QUESTION: 49

QUESTION: 50

Free API-577 Exam Braindumps
Welding Inspection and Metallurgy Questions 46–50 (page: 11)