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Recent content by Cuyanausul

  1. Cuyanausul

    Acceptation acording to ASTM D3359

    We performed an "X" cut Adhesion test acording to ASTM D3359, with some results been clasified as 2A, and the standard does not say what classification can accepted. Please lead me to an acceptation criteria from 5A to 2A in a petroleum tank facility close to the sea
  2. Cuyanausul

    checklist

    Both, thanks I got the NDE req. and we already built a checklist, what I want is to improve it, I will ask my boss to get the last edition Happy weekend
  3. Cuyanausul

    checklist

    My edition: API STANDARD 650 TENTH EDITION, NOVEMBER 1998 Does not have the checklist, any sugestion?
  4. Cuyanausul

    checklist

    Thank you guys, it is for new tanks, I will check my API 650
  5. Cuyanausul

    checklist

    Does any one have a checklit for AST API 650 tank inspection? I would aprecuate very much to get one please
  6. Cuyanausul

    Tank floor inspection

    JStephen: In: "One of the tank standards includes a statement that out-of-plane weld distortion equal to 1% of the tank radius is not uncommon." You mean in API 650?
  7. Cuyanausul

    Tank floor inspection

    Hi Bonswa Well, our API inspector accepted my sugestion to use ASTM A 6/A 6M, and the constructor accepted it having to repair, this standard gives 29 mm for this 5/16"x 1800 mm sheet. The matter here was that the material was unaceptable, and ASTM was the spec for this
  8. Cuyanausul

    Tank floor inspection

    Does B.3.3 "Internal bottom settlements or bulges", is the one that aplies? in our case the bulge is manifested along the whole plate´s 20 feet, wich means the plates were not properly inspected before installing. Is B.3.3 the section that aplies? been B = 0.37R, again in our case the bulge has...
  9. Cuyanausul

    Tank floor inspection

    Thank you , I will ask for help from my NDT inspector because contractualy it only aplies API 650 for contruction, 653 is for repair, does it also aply for this case?
  10. Cuyanausul

    Tank floor inspection

    Dear friends I haven´t been able to find in API 650 or 653 the tolerances for tank floor´s flatness, any one can help me?
  11. Cuyanausul

    Moving an API 650 tank-Hydrotest or no?

    Welds will be subject to non-designed stress so I would perform a Hydro test.
  12. Cuyanausul

    pipe separation

    Hello Can anybody lead me to the separation for underground CS pipes acording to API please?
  13. Cuyanausul

    Pressure variatio on hidrostatic pressure

    Please lead us to a procedure to analize pressure variation while performing a pipe hidorstatic test, we will keep the operation pressure 24 hours and I need to know the relation due volume decrease/pressure increase. (I would say that the pressure will increase when the temperature decreases...
  14. Cuyanausul

    % x ray

    rakoopke Thanks, the matter here is with a large project where I am supervising and just starting so the rules have to be set, and shamely not everything was well written in the signed contract, so I have to negotiate for the largest % for security matters, this pipe system goes underground and...
  15. Cuyanausul

    % x ray

    metengr Of course, but is there a criteria for keeping a welder in a project, or will he be mistaking and repairing on and on?
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