API 570 Questions With Accurate Solutions
Code to follow when performing an internal inspection on pipe Right Ans -
"API 510"
Positive material identification (PMI) Right Ans - "API 578"
Fitness for service Right Ans - "API 579"
Risked based inspection (RBI) Right Ans - "API 580"
Valve inspection and testing Right Ans - "API 598"
Cathodic protection Right Ans - "API 651"
Welding on in-service equipment containing the flammables Right Ans -
"API 2201"
NDE procedure guidelines Right Ans - "ASME SECTION V"
Design code for fabrication of piping relief devices Right Ans - "ASME
SECTION 8"
Welder and weld procedure qualification Right Ans - "ASME section 9"
NDE personnel qualification Right Ans - "ASNT SNT-TC-1A"
API 570 scope Right Ans - "AIRR
AIRR Right Ans - alteration, inspection, repair, rerate
API 570 repair organization Right Ans - "JOC - authorized jurisdiction,
owner, contractor
API 570 Ai's employer Right Ans - "JUIC - jurisdication, user, insurance
company, contractor
,Determine corrosion rate for new service or change in service Right Ans -
"SOPI - Same or similar service, Owners experience, Published data, inspect in
three months
Primary responsibilities of API 570 authorized inspector Right Ans - "TIE -
testing inspection examination
Define alteration Right Ans - "Physical change"
Define repair Right Ans - "Restore to suitable condition"
Define an imperfection that exceeds the acceptance criteria Right Ans -
"Defect"
Define a discontinuity that may or may not exceed the acceptance criteria
Right Ans - "Imperfection"
Risk based inspections primary factors Right Ans - "Probability and
consequence"
NDE number of CML's to obtain thickness readings during inspection Right
Ans - "Representative"
NDE-CML that must be measured during the thickness inspection Right
Ans - "CML with the earliest renewal date"
PRD's- How inspection intervals are determined Right Ans - "Performance"
Factor used to classify pipe Right Ans - "Consequence of failure"
Corrosion-method by which process leaks can lead to brittle failure Right
Ans - "Auto-refrigeration"
Corrosion-cause for fatigue crack Right Ans - "Cyclic stress"
Corrosion-factors that affect the creep rate Right Ans - "Time, temp, stress
Corrosion-type of soil that is most corrosive Right Ans - "Low resistivity"
, Repairs-Number of new flange assemblies to be inspected during repairs and
alterations Right Ans - "Representative"
SCC can develop at hot spots including where the heat tracing attaches to pipe
in this service Right Ans - "Caustic"
Where dewpoint corrosion often occurs Right Ans - "Overhead
fractionation"
Potential for none or very few CMLS on circuit Right Ans - "Olefin cold side,
anhydrous ammonia
Relatively uniform corrosion Right Ans - "Sulfidation, sour water
Valves in this service should be inspected fatigue Right Ans - "Cat
Reformer"
Design-Mill tolerance for rolled and welded pipe Right Ans - "-.010"
NDE- Maximum length of crack or incomplete fusion allowed on a new weld
Right Ans - "0"
Flanges- typical flange face finish Right Ans - "125 - 250 micro inch"
Flanges- when mating flanges the maximum amount of unparallel allowed
(per diameter of flange in feet) Right Ans - "1/16 per foot"
Welding- maximum size of open discontinuity in a bend test Right Ans -
"1/8""
Flanges- The maximum offset for bolt holes for mating flanges Right Ans -
"1/8""
Preheat zone- distance from toe of weld Right Ans - "1""
Post weld heat treat zone- distance from toe of weld Right Ans - "1""
NDE- minimum distance beyond the area to be examined to clean a part when
performing an MT or PT examination Right Ans - "1""
Code to follow when performing an internal inspection on pipe Right Ans -
"API 510"
Positive material identification (PMI) Right Ans - "API 578"
Fitness for service Right Ans - "API 579"
Risked based inspection (RBI) Right Ans - "API 580"
Valve inspection and testing Right Ans - "API 598"
Cathodic protection Right Ans - "API 651"
Welding on in-service equipment containing the flammables Right Ans -
"API 2201"
NDE procedure guidelines Right Ans - "ASME SECTION V"
Design code for fabrication of piping relief devices Right Ans - "ASME
SECTION 8"
Welder and weld procedure qualification Right Ans - "ASME section 9"
NDE personnel qualification Right Ans - "ASNT SNT-TC-1A"
API 570 scope Right Ans - "AIRR
AIRR Right Ans - alteration, inspection, repair, rerate
API 570 repair organization Right Ans - "JOC - authorized jurisdiction,
owner, contractor
API 570 Ai's employer Right Ans - "JUIC - jurisdication, user, insurance
company, contractor
,Determine corrosion rate for new service or change in service Right Ans -
"SOPI - Same or similar service, Owners experience, Published data, inspect in
three months
Primary responsibilities of API 570 authorized inspector Right Ans - "TIE -
testing inspection examination
Define alteration Right Ans - "Physical change"
Define repair Right Ans - "Restore to suitable condition"
Define an imperfection that exceeds the acceptance criteria Right Ans -
"Defect"
Define a discontinuity that may or may not exceed the acceptance criteria
Right Ans - "Imperfection"
Risk based inspections primary factors Right Ans - "Probability and
consequence"
NDE number of CML's to obtain thickness readings during inspection Right
Ans - "Representative"
NDE-CML that must be measured during the thickness inspection Right
Ans - "CML with the earliest renewal date"
PRD's- How inspection intervals are determined Right Ans - "Performance"
Factor used to classify pipe Right Ans - "Consequence of failure"
Corrosion-method by which process leaks can lead to brittle failure Right
Ans - "Auto-refrigeration"
Corrosion-cause for fatigue crack Right Ans - "Cyclic stress"
Corrosion-factors that affect the creep rate Right Ans - "Time, temp, stress
Corrosion-type of soil that is most corrosive Right Ans - "Low resistivity"
, Repairs-Number of new flange assemblies to be inspected during repairs and
alterations Right Ans - "Representative"
SCC can develop at hot spots including where the heat tracing attaches to pipe
in this service Right Ans - "Caustic"
Where dewpoint corrosion often occurs Right Ans - "Overhead
fractionation"
Potential for none or very few CMLS on circuit Right Ans - "Olefin cold side,
anhydrous ammonia
Relatively uniform corrosion Right Ans - "Sulfidation, sour water
Valves in this service should be inspected fatigue Right Ans - "Cat
Reformer"
Design-Mill tolerance for rolled and welded pipe Right Ans - "-.010"
NDE- Maximum length of crack or incomplete fusion allowed on a new weld
Right Ans - "0"
Flanges- typical flange face finish Right Ans - "125 - 250 micro inch"
Flanges- when mating flanges the maximum amount of unparallel allowed
(per diameter of flange in feet) Right Ans - "1/16 per foot"
Welding- maximum size of open discontinuity in a bend test Right Ans -
"1/8""
Flanges- The maximum offset for bolt holes for mating flanges Right Ans -
"1/8""
Preheat zone- distance from toe of weld Right Ans - "1""
Post weld heat treat zone- distance from toe of weld Right Ans - "1""
NDE- minimum distance beyond the area to be examined to clean a part when
performing an MT or PT examination Right Ans - "1""
