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  1. zdl

    Section VIII-1 UG-93

    Dear David339933, Thanks for your interpretation. But still confused, during cutting lengths of pipe, it seems that is the material marking transfer (UG-77), NOT the original marking requirements (UG-93). If the vessel manufacturer can not really purchased SA-106B which the marking...
  2. zdl

    Section VIII-1 UG-93

    Dear Oknow, Since all the requirement in ASME Section II need to be followed, why not the code just simply require to follow the material specification? why the code address a paragraph UG-93(a)(2)? what is the real requirements of UG-93(a)(2)?
  3. zdl

    Section VIII-1 UG-93

    Dear oknow, 1. Yes, when read SA-106 and SA-530 more strict requirements will be found. 2. If the manufacturer specify marking requirement in PO, the PO requires: the required marking shall be acc. to UG-93(a)(2). Is it acceptable for the marking 'only SA-106 GR. B'? 3. For me, I really...
  4. zdl

    Section VIII-1 UG-93

    Dear guys, I have a question about UG-93, hope somebody can help me. Acc. to UG-93(a)(2), For other product forms (-a)the material shall be accepted by the manufacturer as complying with the material specification if the material specification provides for the marking of each with the...
  5. zdl

    Hydro test for U-stamp vessel

    Dear All, I have a question about hydro test. Is it allowed that hydro test (UG-99)be performed outside the location of Manufacturer's ASME certificate? Is it allowed that proof test (UG-101)be performed outside the location of Manufacturer's ASME certificate? Thanks in advance

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