API API-577 Welding Inspection and Metallurgy Exam Exam Practice Test Questions

• Question 1

  Rules for qualifying welding operators using radiography on a production weld require what minimum weld length to be examined?

  • 6 in. (150 mm)
  • 12 in. (300 mm)
  • 24 in. (600 mm)
  • 36 in. (900 mm)

  Show Answer Answer: B Next

• Question 2

  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?

  • 1%-10%
  • 5%-20%
  • 8%-18%
  • 15%-20%

  Show Answer Answer: C Next

• Question 3

  To reduce the possibility of cracking, which of the following maximum hardness levels is required for weldments in wet H2S service?

  • HRC 20
  • HRC 22
  • HRC 25
  • HRC 32

  Show Answer Answer: B Next

• Question 4

  Prior to any welding, inspectors should review the:

  • WPQ to verify that the welder is qualified to perform the welding, given its position and process.
  • WPQ to verify that the specification in use is correct.
  • PQR to verify that the welder is qualified to perform the welding, given its position and process.
  • WPS to verify that the welder is qualified to perform the welding, given its position and process.

  Show Answer Answer: D Next

• Question 5

  Which of the following is an important aspect of a qualified WPS?

  • Welder qualification
  • Maintaining project schedule
  • Welding program effectiveness
  • Fabrication quality control

  Show Answer Answer: D Next