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Free API-577 Exam Braindumps (page: 9)

Page 8 of 29
PDF with 110 Questions

A crack with its major axis oriented approximately perpendicular to the weld axis is called a:

  1. Lamellar crack.
  2. Non-directional crack.
  3. Transverse crack.
  4. Perpendicular crack.

Answer(s): C



What is the purpose of a PQR?

  1. To provide direction to the welder making production welds.
  2. To establish the properties of the weldment.
  3. To document that a welder has correctly followed a WPS.
  4. To establish a welder's capability to make a quality weld.

Answer(s): B



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

  1. 6 in. (150 mm)
  2. 12 in. (300 mm)
  3. 24 in. (600 mm)
  4. 36 in. (900 mm)

Answer(s): B



The simplest weldability tests are those that evaluate:

  1. Porosity and slag inclusions of the weld.
  2. Cracking and corrosion resistance of the weld.
  3. Strength and ductility of the weld.
  4. Ductility and hardness of the weld.

Answer(s): C






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