API-577 Exam Questions Instant Access - No Installation Required

Question 1

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

ALamellar crack.

BNon-directional crack.

CTransverse crack.

DPerpendicular crack.

Answer : C

Question 2

Remote examination of welds may use aids such as telescopes, borescopes, fiberscopes, cameras, or other suitable instruments provided they have:

AGood perception and the inspection would be approximately equal to a direct visual exam.

BSensitivity to find possible defects that a direct visual exam would produce.

CA resolution at least equivalent to that which is attained by direct visual examination.

DA greater acuity than the eye and the inspection would be better than a direct visual.

Answer : C

Question 3

A welding engineer or inspector should be notified when a weld has failed a weld quality test more than how many times in order to help determine the cause of the test failure?

AONCE

BTWICE

CTHREE TIMES

DFOUR TIMES

Answer : B

Question 4

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

AEquipment is simple, inexpensive, and portable.

BThe slag supports and shapes the weld bead.

CThere is a reduced requirement for ventilation.

DThere is minimal postweld cleanup.

Answer : B

Question 5

What is the minimum liquid level that should be maintained above the area that is to be hot tapped on a storage tank or vessel?

A1 ft. (300 mm)

B2 ft. (600 mm)

C3 ft. (900 mm)

D4 ft. (1200 mm)

Answer : B

Question 6

API Recommended Practice 577 provides:

AA definition of welds that should be inspected in refinery and chemical plant equipment.

BA definition of specific techniques and practices that should be used for welding inspection.

CGuidance on the extent and scope of inspection required for specific types of welds.

DGuidance on welding inspection during the fabrication and repairing of refinery equipment and piping.

Answer : D

Question 7

For hot tap and in-service welding, above what carbon equivalent limit is it recommended to use extra low hydrogen electrodes to weld carbon steels?

A0.30%

B0.35%

C0.42%

D0.48%

Answer : C

API Welding Inspection and Metallurgy API-577 Exam Questions