API API-577 Online Practice Questions and Exam Preparation

API API-577 Online Questions & Answers

• Question 91:

  According to the PQR 8025, does the thickness range qualified concur with the thickness range as stated on the WPS 802?

  A. Yes, but only for thicknesses greater than .280"
  B. No, the material thickness on the PQR should be .375"
  C. Yes, the PQR qualifies the ranges as stated on the WPS
  D. No, the PQR thickness should have been .560"
  C. Yes, the PQR qualifies the ranges as stated on the WPS

• Question 92:

  API Recommended Practice 2201 primarily covers the:

  A. WPS/PQR aspects of in-service welding.
  B. Technical aspects of hot tapping.
  C. Safety aspects of in-service welding.
  D. Weldability aspects of in-service welding.
  C. Safety aspects of in-service welding.

• Question 93:

  A root opening of a groove weld is:

  A. The surface of a joint member included in the groove.
  B. A separation at the joint root between the work pieces.
  C. The beveled surface of the joint members.
  D. That portion of the groove face adjacent to the joint root.
  B. A separation at the joint root between the work pieces.

• Question 94:

  The carbon equivalent formula indicates:

  A. Whether postweld heat treatment (PWHT) will be needed.
  B. Whether preheat will be needed.
  C. The theoretical carbon content of a steel.
  D. The weldability of a steel, based on carbon content.
  D. The weldability of a steel, based on carbon content.

• Question 95:

  The distance the weld metal extends from the weld face into a joint, exclusive of weld reinforcement is called:

  A. Groove angle
  B. Joint penetration
  C. The weld body
  D. Complete penetration
  B. Joint penetration

• Question 96:

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

  A. It is more sensitive to drafts and wind than GMAW.
  B. It has lower deposition rates than SMAW.
  C. Shielding must always be provided by an externally supplied gas.
  D. Large volumes of welding fumes are generated.
  D. Large volumes of welding fumes are generated.

• Question 97:

  Which of the following is a practical solution to eliminate or reduce porosity when welding carbon steel?

  A. Reduce travel speed
  B. Proper shielding
  C. Lower heat input
  D. Arc length control
  B. Proper shielding

• Question 98:

  What is(are) the most appropriate action(s) to prepare an in-service carbon steel piping system that has been in caustic service for welding?

  A. Neutralize and clean the surface within 6 in. (150 mm) of weld bevels
  B. Steam out the piping system and dry
  C. Verify with pH paper that any surface liquid is "basic"
  D. Grind the surfaces near the bevel to remove contaminants
  A. Neutralize and clean the surface within 6 in. (150 mm) of weld bevels

• Question 99:

  Which of the following can result from residual magnetism left in a partially completed weld?

  A. Excessive distortion
  B. Tendency of weld pool to be sluggish
  C. Deflection of the weld arc
  D. Solidification cracking
  C. Deflection of the weld arc

• Question 100:

  Which of the following is a practical solution that could prevent or reduce lack of fusion in carbon steel during the weld process?

  A. Reduce travel speed
  B. Provide proper heat input
  C. Avoid excessive weaving
  D. Use proper joint design
  B. Provide proper heat input