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Calibration block must be within what temperature of the part to be examined
25°F
Maximum Interval for a visual examiner's eye exam
1 Year
Who preforms On-Stream Inspections (2 Answers)
Inspector or Examiner
NDE Procedure Guidelines Code
ASME Sec V
Maximum pipe size normally allowed for threaded pipe
2 NPS (That Big)
Minimum flash point of hydrocarbons used for leak testing
120°F
Minimum time an examiner should be in a darkened area prior to using a black light for MT & PT exams
5 Minutes
Who approves On-stream welding
Owner/User
Code to follow when performing an internal inspection on pipe
API 510
Minimum upstream limit of intensive examination of injection point circuit
12"
Maximum possible temperature for UT readings per API 574
What Is 1100 °F
When should temporary welded pipe repairs be replaced
At the next opportunity
Who determines whether a pressure test is needed after repairs
Inspector
Fitness for Service (FFS) Code
API 579
Pipe size where pipe is almost always made using rolled and welded plate
>16 NPS
Graphitization occurs in Carbon Steel and 1/2 Mo materials
800 °F
Maximum thickness inspection interval for an Injection Point
3 years or half life whichever is less
Who ensures individuals taking thickness measurements are trained and qualified
Owner/User
Code for Cathodic Protection
API 651
Maximum length of Crack, or Incomplete Fusion allowed on a new weld
0"
Minimum pre-heat temperature, when pre-heat is substituted for PWHT
300°F
Suggested interval for Above-grade Visual Surveillance of buried pipe
6 Months
Assess crack-like flaws and environmental cracking (2 Answers)
Engineer And/or Corrosion Specialist
Code to follow when welding on In-Service Equipment containing Flammables
API 2201
Mill tolerance for rolled and welded pipe
-0.010"