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  1. athilatt

    dent in Flange face

    I have got a piping flange 3" 150#, A 182 F 51, assembled in the skid piping. I could see a dent of 2 mm on the flagne face (not on raised face. Is there any tolerance available for maximum dent allowed as per ASME 31.3, ASME 16.5. Could somebody suggest this tolerance please.. thanks
  2. athilatt

    NETA acreditation

    Hi I would like to know the ways and means to get somebody qualified by NETA (Electrical Testing Association).Could sombody provide guidance or atleast guide me to some person who can provide with more information regarding the same? Is there any agency providing such an accreditation in the...
  3. athilatt

    NB Commissioned Inspector course material

    Could somebody guide me about from where the National Board Commissioned Inspector examination course-material+typical questionaries available. (any institution/or book-shop etc.)
  4. athilatt

    Globe Valve body Repair by Welding

    A Globe Valve manufactured as per ASME 16.34 was found to have body casting defects. Excavation has been done to remove defects.About 10% of area of Body got excavated and one of the defects is 40% of thickness. My question is 1)Does the code allow to do repair by welding even though the...
  5. athilatt

    Valve Body CF 8M - MTC SS 316.

    A Butterfly Valve Body should be CF-8M and it is marked as same. But the MTC read Body as SS 316 and no mention of CF8M Even though SS 316 is Cast equivalent, Cr is of range 16-18 where as (CF-8M) range 18-21. Could anybody suggest whether this MTC acceptable ?
  6. athilatt

    Damaged Fins of Heat exchanger-Acceptance criteria

    The Fins of Tube bundle of a Heat exchanger got badly damaged. Bundle is U1 stamped and API 661 requirements to conform.(New construction) what would be the acceptance limit/criteria in damage of Fins ?
  7. athilatt

    Heat Exchanger Fin damage-Level of acceptance as per Code

    The Fins of Tube bundle of a Heat exchanger got badly damaged. Bundle is U1 stamped and API 661 requirements to conform.(New construction) what would be the acceptance limit/criteria in damage of Fins ?
  8. athilatt

    Closure/Tie-in joint NDEs

    Hi All, There are a couple of Tie-in/Closure joints to be welded in the project, I am involved right now. No possibility of Leak test/Hydrotest. Project spec is ASME B31.3(100% RT),and I would like to know is there any requirement of UT and cut bevel MT/UT,additional to RT specified by the...
  9. athilatt

    S WPSs

    ASME IX, QW 100.1 states about 'AWS Standard Welding Procedure'.. ASME IX, Appendix E provide the details of Permitted SWPSs and the 'Designation' of SWPSs eg: B2.1-1-017-94,B2.1-1-022-94 etc. Could anybody tell me What B2.1,1,o17and 94 stands for and from where I would get the content of...
  10. athilatt

    Code Interpretations Vs code Cases

    I would like to know what is the difference between Code interpretations(eg: IX-81-40 etc..) and Code Cases. Thanx..
  11. athilatt

    ASME-Authorized Inspector

    I am working in Middle East,so I am not very much familiar with the terms/concepts of Authorized Inspector/National Board etc in US,even though I have got a vague idea of that. Can I know some of the things below.. 1)Who is conducting certifiction test for The Authorized Inspector(AI) 2)I...
  12. athilatt

    QW 200.4(b) of ASME 9

    Hello Every one.. Could any body explain me the exact interpretation of QW 200.4(b) of ASME Sec 9. Is this with regards to Root layer qualification only? How this can be done? Or this is just write a WPS out of PQRs,or run PQRs...
  13. athilatt

    ASME 9-Writing 1 WPS out of 2 supporting PQRs

    Could anybody Please provide an answer.. Is it possible to write a WPS out of 2 supporting PQRs of different Processes(Gtaw and Smaw-both are of 8mm test coupons),provided all other essential variable are within limit. It seems ASME Section 9, QW 200.4(a) and(b) confusing for me.Could anybody...

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