API 570 DATA SHEETS (PERCENTAGES)

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Author:
egf4201
ID:
286409
Filename:
API 570 DATA SHEETS (PERCENTAGES)
Updated:
2014-10-20 16:33:19
Tags:
API 570 DATA SHEETS PERCENTAGES
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API 570 DATA SHEETS (PERCENTAGES)
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  1. NDE- limits of RT film density of weld as compared to IQI
    -15 to 30%
  2. design- mill tolerance of seamless pipe
    -12.5%
  3. pipe class- % of h2S in process to classify as class 1 pipe
    > or equal to 3%
  4. NDE-  % of welds to RT when fabricating normal service pipe
    5%
  5. NDE- % of welds to VT when fabricating  normal service pipe
    5%
  6. NDE- % of welds to brinell after PWHT in furnace ( if BHN are required)
    10%
  7. NDE- overlap with a UT scan, % of transducer diameter
    10%
  8. AI- amount of time inspector must be involved in inspection activities- required to maintain API 570 certification
    20%
  9. Mtls- amount of nickel required for a material to be considered a nickel alloy
    > 30%
  10. NDE- % of welds to brinell after local PWHT (if BHN is reqd)
    100%
  11. NDE- % of visual & RT required when fabricating  severe cyclic pipe
    100%
  12. testing- pneumatic test pressure, % of design pressure
    110%
  13. testing- leak test pressure of underground pipe, % of operating pressure
    110%
  14. PRV- maximum set pressure for thermal relief valves, % of design pressure
    120%

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