1|Pag e
API 577 EXAM|| API 577 STUDY GUIDE, ACTUAL
EXAM ALL QUESTIONS AND CORRECT
ANSWERS ALREADY GRADED A+|| LATEST AND
COMPLETE UPDATE 2024 WITH VERIFIED
SOLUTIONS|| ASSURED PASS!!!
When using UT A scan what does the x-axis and y-axis represent? - ANSWER: X
axis= Time of flight, depth, back wall thickness
Y axis= Size of discontinuity
UT B scan shows what type of view and has what type of axis? - ANSWER:
Cross Sectional view, Horizontal axis
UT D scan shows what type of view and what is the key word for D scan? -
ANSWER: Through thickness view,
Keyword is perpendicular
Phase Array s scan shows what type of Imaging? - ANSWER: Two Dimensional
TOFD D Scan: Is this scan parallel or perpendicular? - ANSWER: Perpendicular
TOFD B Scan: Is this scan parallel or perpendicular? - ANSWER: Parallel
How should straight beam exam be performed? Parallel, perpendicular, horizontal,
or adjacent to the weld. Choose the correct answer. - ANSWER: Adjacent
One commonly used ut sizing technique is called what? - ANSWER: Intensity
Drop or 6db drop
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Ut C Scan shows what type of view? - ANSWER: Plan View
What are individual crystals of pure metal called? - ANSWER: Grains
The overall arrangement of grains, grain boundaries and phases present in a casting
is called what? - ANSWER: Microstructure of the metal
GMAW-S suffers from incomplete fusion in which area? - ANSWER: In the side
wall of steep or narrow weld preps.
What inspection technique must be used when qualifying welders using GMAW-
S? - ANSWER: Mechanical
The portion of the groove face within the joint root. - ANSWER: Root Face
What is largely responsible for the physical and mechanical properties of metal? -
ANSWER: Microstructure
What can be used as a quick test to ensure that the components being joined during
welding have the same material properties? - ANSWER: Eddy Current
What has the greatest effect on mechanical properties? - ANSWER: Carbon
Content
These tests specify welding as an essential feature of the test specimen? -
ANSWER: Direct tests for weldability
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WHAT TYPE OF TESTS EVALUATE WELD STRENGTH? - ANSWER:
TENSILE, SHEAR STRENGTH, HARDNESS
WHAT TYPE OF TESTS EVALUATE DUCTILITY AND FRACTURE
TOUGHNESS? - ANSWER: BEND TESTS, IMPACT TESTS
These elements are present in carbon and alloy Steels that are not deliberately
added and can have an effect on weldability. - ANSWER: Tramp Elements
What determines the necessity for preheat and PWHT? - ANSWER: Carbon
Content or Carbon Equivalent
Typical weld restrain tests include the following - ANSWER: Lehigh Restrain
test
Rigid Restrain Cracking test, Circular Restrain Cracking test, Slot test
What test methods use external loading during welding to measure the
susceptibility to weld cracking? - ANSWER: Implant test
Tension Restrain Cracking test
Varestrain Test
This test applies a load to the specimen during heating or melting of the metal. -
ANSWER: Gleeble
How much Nickel does austentic SS typically contain? - ANSWER: 8-37%
How much chromium does austentic SS typically contain? - ANSWER: 15-32%
API 577 EXAM|| API 577 STUDY GUIDE, ACTUAL
EXAM ALL QUESTIONS AND CORRECT
ANSWERS ALREADY GRADED A+|| LATEST AND
COMPLETE UPDATE 2024 WITH VERIFIED
SOLUTIONS|| ASSURED PASS!!!
When using UT A scan what does the x-axis and y-axis represent? - ANSWER: X
axis= Time of flight, depth, back wall thickness
Y axis= Size of discontinuity
UT B scan shows what type of view and has what type of axis? - ANSWER:
Cross Sectional view, Horizontal axis
UT D scan shows what type of view and what is the key word for D scan? -
ANSWER: Through thickness view,
Keyword is perpendicular
Phase Array s scan shows what type of Imaging? - ANSWER: Two Dimensional
TOFD D Scan: Is this scan parallel or perpendicular? - ANSWER: Perpendicular
TOFD B Scan: Is this scan parallel or perpendicular? - ANSWER: Parallel
How should straight beam exam be performed? Parallel, perpendicular, horizontal,
or adjacent to the weld. Choose the correct answer. - ANSWER: Adjacent
One commonly used ut sizing technique is called what? - ANSWER: Intensity
Drop or 6db drop
,2|Pag e
Ut C Scan shows what type of view? - ANSWER: Plan View
What are individual crystals of pure metal called? - ANSWER: Grains
The overall arrangement of grains, grain boundaries and phases present in a casting
is called what? - ANSWER: Microstructure of the metal
GMAW-S suffers from incomplete fusion in which area? - ANSWER: In the side
wall of steep or narrow weld preps.
What inspection technique must be used when qualifying welders using GMAW-
S? - ANSWER: Mechanical
The portion of the groove face within the joint root. - ANSWER: Root Face
What is largely responsible for the physical and mechanical properties of metal? -
ANSWER: Microstructure
What can be used as a quick test to ensure that the components being joined during
welding have the same material properties? - ANSWER: Eddy Current
What has the greatest effect on mechanical properties? - ANSWER: Carbon
Content
These tests specify welding as an essential feature of the test specimen? -
ANSWER: Direct tests for weldability
, 3|Pag e
WHAT TYPE OF TESTS EVALUATE WELD STRENGTH? - ANSWER:
TENSILE, SHEAR STRENGTH, HARDNESS
WHAT TYPE OF TESTS EVALUATE DUCTILITY AND FRACTURE
TOUGHNESS? - ANSWER: BEND TESTS, IMPACT TESTS
These elements are present in carbon and alloy Steels that are not deliberately
added and can have an effect on weldability. - ANSWER: Tramp Elements
What determines the necessity for preheat and PWHT? - ANSWER: Carbon
Content or Carbon Equivalent
Typical weld restrain tests include the following - ANSWER: Lehigh Restrain
test
Rigid Restrain Cracking test, Circular Restrain Cracking test, Slot test
What test methods use external loading during welding to measure the
susceptibility to weld cracking? - ANSWER: Implant test
Tension Restrain Cracking test
Varestrain Test
This test applies a load to the specimen during heating or melting of the metal. -
ANSWER: Gleeble
How much Nickel does austentic SS typically contain? - ANSWER: 8-37%
How much chromium does austentic SS typically contain? - ANSWER: 15-32%
