API-577 Exam Training Practice Tests (API Welding Inspection And Metallurgy)]

Question 1

The most common measure of weldability and susceptibility to hot cracking of austenitic stainless steels is the ferrite content of the weld metal. Which of the following ranges is the recommended minimum ferrite content of the weld metal needed to prevent cracking?

A. 5%-20% B. 1%-10% C. 8%-18% D. 15%-20%

Correct Answer: C

Question 2

What is the "area of interest" on a weld radiograph?

A. The specific portion of a radiograph that needs to be evaluated B. The portion that is less than 3t from the center of the radiograph, where t is the thickness of the weld C. The entire radiograph minus 2 in. (50.8 mm) from the edges D. Only the area of contrasting density

Correct Answer: A

Question 3

Which of the following is a commonly accepted advantage of flux core arc welding (FCAW)?

A. There is minimal postweld cleanup. B. The slag supports and shapes the weld bead. C. Equipment is simple, inexpensive, and portable. D. There is a reduced requirement for ventilation.

Correct Answer: B

Question 4

What is the maximum temperature at which ACFM may be used?

A. 300°F (150°C) B. 500°F (260°C) C. 1000°F (540°C) D. 900°F (480°C)

Correct Answer: B

Question 5

What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?

A. 225 B. 241 C. 200 D. 215

Correct Answer: A

Question 6

P-numbers are based on which of the following?

A. Weldability characteristics of base metal B. Electrode characteristics C. Comparable base metal characteristics D. Chemical composition of the base metal

Correct Answer: A

Question 7

Which of the following is used to determine the soundness and ductility of a groove weld?

A. Guided bend test B. Notch toughness test C. Ductility test D. Tension test

Correct Answer: A

Question 8

In magnetic particle examination, the yoke is placed parallel to the weld to detect cracks:

A. In the HAZ. B. In the undercutting. C. Parallel to the weld. D. Transverse to the weld.

Correct Answer: D

Question 9

For GMAW welding, the last number of the electrode identifies the:

A. Operating characteristics. B. Chemical composition. C. Coating characteristics. D. Strength of the electrode.

Correct Answer: A

API Welding Inspection And Metallurgy - API-577 Exam Practice Test