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  • Users: andyweld
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  1. andyweld

    NDT for in service inspection of cast stainless steel piping and welds

    Does anyone know the NDT used for ISI of cast stainless steel coolant piping and welds in the PWR power plant? Is UT used on it? Thanks Andyweld
  2. andyweld

    WPS/PQR for joint design

    For TIG welding, according to Section IX, joint preparation is not an essential variable. But if the weld root open is much larger than in WPS or the bevel angle changed, do you need to prepare another WPS and using the same PQR? Thanks Andyweld
  3. andyweld

    WPS/PQR question

    For the attached weld coupon, what is the base material thickness I should put in the PQR? what is the range of the qualified base material thickness(QW-451.1)I should put in the WPS? Thank you so much for your help.
  4. andyweld

    P NUMBER FOR TOOL STEEL W1

    Does anybody know the P NUMBER (or S number) FOR TOOL STEEL W1 for procedure qualification? Thanks
  5. andyweld

    relation between ASME Section III NB and ASME B31.1

    What are the relationship between these two codes regarding piping design (such as primary loop piping) and joint design and welding fabrication? Thanks in advance.
  6. andyweld

    Does WPS and PQR coupon have to be welded by a qualified welder?

    I have a question about the WPS and PQR coupon welding, does the coupon have to be welded by welding operator who is qualified in accordance with ASME section IX?
  7. andyweld

    test coupon wall thickness and bevel preparation

    I am working on WPS and PQR for canister lid welding and have some questions about the test coupon preparation. The wall thickness of the canister structure lid is 3" wall thickness (which will weld to the outer shell of the canister) and have a 30° bevel angle with 1.25" deep. But the weld...

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