API 577 EXAM QUESTIONS AND ANSWERS
Api 574 - answers - piping system components
Cp-189 - answers - qualification/certification of nondestructive testing personnel
Astm a956 - answers - leeb hardness testing
Astm a1038 - answers - portable hardness testing by ut contact impedance
Astm e94 - answers - rt exam
Astm e1316 - answers - terminology for nondestructive exam
Nace sp 0472 - answers - prevent in-service environmental cracking of carbon steel
weldments
Wrc 342 - answers - ss weld metal: prediction of ferrite content
Acfm can be used to find defects where? - answers - surface breaking/near surface
Eddy current exam primarily applies to what type of materials? - answers - non-
ferromagnetic materials
Define fusion line - answers - interface between base metal and weld metal
Define lamellar tear - answers - subsurface terrace and step-like crack in the base
metal parallel to the surface
True/ false
Recordable indication exceeds rejection criteria. - answers - false, does not exceed
Gtaw alternating current should be used when welding what type of materials? -
answers - aluminum and magnesium
Gmaw globular transfer is limited to what positions? - answers - flat and horizontal
The plasma arc welding non transferred spray process is solely used for what? -
answers - the deposition of surface coatings
A bridge cam gauge can be used to determine what? - answers - weld prep angle,
excess weld metal, depth of undercut or pitting fillet weld throat size, weld leg-length
misalignment
, An adjustable fillet weld gauge is used to determine what? - answers - weld sizes for fit
ups with 45 degree members and welds with unequal leg lengths.
True/false
Reportable indication does not exceed rejection criteria. - answers - false, does
exceed
Weld size gauge is used to determine what? - answers - fillet weld size, actual throat
size of convex/concave fillet welds, reinforcement of butt weld and root openings
Hi-lo weld gauge is used to determine what? - answers - internal misalignment, pipe
wall thickness after alignment length between scribe lines, root opening 37 and a 1/2
bevel, fillet weld leg size, reinforcement on butt welds, internal mismatch, weld crown
height, root weld spacing
Acfm is used for the evaluation and monitoring of what? - answers - existing cracks
True/false
Acfm instrument needs to be calibrated every 2 years. - answers - false, acfm
instrument does not need to be calibrated.
Eddy current is used to detect defects where? - answers - on the surface and sub-
surface
Where is lack of fusion typically located? - answers - weld bevel angle or between
subsequent weld passes
When supplementary essential variables apply are they treated as essential or non-
essential variables? - answers - essential
Ut straight beam technique is used to evaluate or check for what? - answers -
thickness evaluation, laminations
Ut shear wave or angle beam ut are used to id what? - answers - discontinuities in
welds
When using ut a scan what does the x-axis and y-axis represent? - answers - 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? - answers - cross
sectional view, horizontal axis
Api 574 - answers - piping system components
Cp-189 - answers - qualification/certification of nondestructive testing personnel
Astm a956 - answers - leeb hardness testing
Astm a1038 - answers - portable hardness testing by ut contact impedance
Astm e94 - answers - rt exam
Astm e1316 - answers - terminology for nondestructive exam
Nace sp 0472 - answers - prevent in-service environmental cracking of carbon steel
weldments
Wrc 342 - answers - ss weld metal: prediction of ferrite content
Acfm can be used to find defects where? - answers - surface breaking/near surface
Eddy current exam primarily applies to what type of materials? - answers - non-
ferromagnetic materials
Define fusion line - answers - interface between base metal and weld metal
Define lamellar tear - answers - subsurface terrace and step-like crack in the base
metal parallel to the surface
True/ false
Recordable indication exceeds rejection criteria. - answers - false, does not exceed
Gtaw alternating current should be used when welding what type of materials? -
answers - aluminum and magnesium
Gmaw globular transfer is limited to what positions? - answers - flat and horizontal
The plasma arc welding non transferred spray process is solely used for what? -
answers - the deposition of surface coatings
A bridge cam gauge can be used to determine what? - answers - weld prep angle,
excess weld metal, depth of undercut or pitting fillet weld throat size, weld leg-length
misalignment
, An adjustable fillet weld gauge is used to determine what? - answers - weld sizes for fit
ups with 45 degree members and welds with unequal leg lengths.
True/false
Reportable indication does not exceed rejection criteria. - answers - false, does
exceed
Weld size gauge is used to determine what? - answers - fillet weld size, actual throat
size of convex/concave fillet welds, reinforcement of butt weld and root openings
Hi-lo weld gauge is used to determine what? - answers - internal misalignment, pipe
wall thickness after alignment length between scribe lines, root opening 37 and a 1/2
bevel, fillet weld leg size, reinforcement on butt welds, internal mismatch, weld crown
height, root weld spacing
Acfm is used for the evaluation and monitoring of what? - answers - existing cracks
True/false
Acfm instrument needs to be calibrated every 2 years. - answers - false, acfm
instrument does not need to be calibrated.
Eddy current is used to detect defects where? - answers - on the surface and sub-
surface
Where is lack of fusion typically located? - answers - weld bevel angle or between
subsequent weld passes
When supplementary essential variables apply are they treated as essential or non-
essential variables? - answers - essential
Ut straight beam technique is used to evaluate or check for what? - answers -
thickness evaluation, laminations
Ut shear wave or angle beam ut are used to id what? - answers - discontinuities in
welds
When using ut a scan what does the x-axis and y-axis represent? - answers - 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? - answers - cross
sectional view, horizontal axis
