Exam (elaborations)
API 570 PIPING INSPECTION CODE
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API 570 PIPING INSPECTION CODE
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API 570 PIPING INSPECTION CODEWhat does the API 570 Code Cover? - Answers -The inspection,rerating,repair and
alteration procedures for metallic and fiberglass reinforced plastic (FRP).
What is the intent of the API 570 Code? - Answers -The intent of this code is to specify
the in-service inspection and condition-monitoring program that is needed to determine
the integrity of piping.
Who was the API 570 Code developed for? - Answers -Petroleum refining and chemical
process industries but may be used, where practical, for any piping system.
Can API 570 be used as a substitute for original construction requirements governing a
piping system before it is placed inservice? - Answers -No nor shall it be used in conflict
with any prevailing regulatory requirements.
Refer to what code for high and low-density polyethylene piping? - Answers -API 574 -
these are excluded from API 570
What code covers Fitness-For-Service? - Answers -API 579
What code covers Risk-Based Inspection (RBI)? - Answers -API 580
What code covers material verification program? - Answers -API 578
What standard covers Refinery injection and process mixing points? - Answers -NACE
Pub 34101
What is an alteration? - Answers -A PHYSICAL CHANGE in any component that has
design implications affecting the pressure containing capability or flexibility of a piping
system. In-kind replacement is not an alteration.
Is adding a small-bore attachment that does not require reinforcement or additional
support an alteration? - Answers -No
What is an authorized inspection agency? - Answers -Inspection organization of the
JURISDICTION where the piping system is used, insurance company, owner/user,
independent inspection organization or independent inspection organization licensed or
recognized by the jurisdiction where the piping system is used (contractor).
What is an authorized piping inspector? - Answers -An employee of an authorized
inspection agency
, What is auxiliary piping? - Answers -Instrument and machinery piping, typically small-
bore. Such as flush lines, seal oil lines, analyzer lines, balance lines, buffer gas lines,
drains and vents
What is a corrosion specialist per API 570? - Answers -A person acceptable to the
owner/user who is knowledgeable and experienced in the specific process chemistries,
corrosion degradation mechanisms, material selection, corrosion mitigation methods,
corrosion monitoring techniques and their impact on piping systems.
What are deadlegs? - Answers -Components of a piping system that normally have no
significant flow.
What is design pressure? - Answers -The pressure at the most severe condition internal
or external pressure and temperature (minimum or maximum) expected during service.
What code covers Valve Inspection and Testing? - Answers -API 598
What code covers hot tapping practices? - Answers -API 2201
What code covers flanged, threaded and welding end valves? - Answers -ASME B16.34
What standard covers soil resistivity using the Wenner Four-Electrode Method? -
Answers -ASTM G57
What size examination point for piping 10" or small? - Answers -2" max.
What size examination point for piping larger that 10"? - Answers -3" max.
What term describes a person who possesses an ultrasonic shear wave qualification
from the API or an equivalent qualification approved by the owner/user? - Answers -An
industry-qualified UT shear wave examiner
What are injection points per API 570? - Answers -Points located where chemicals or
process additives are introduced into a process stream.
Are locations where two process streams join considered injection points? - Answers -
No, these are mix points
What term describes established limits for process variables that can affect the integrity
of the piping system if the process operation deviates from the established limits for a
predetermined amount of time? - Answers -Integrity operating envelope (Velocity, Ph,
Temp. and flow rate)
What is MAWP? - Answers -Maximum internal pressure permitted in the piping system
for continued operation at the most severe condition of coincident internal or external
and temperature (min. or max.) expected during service.
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