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  1. eHerrera

    Circumferential welded joint (type 3) for a thick wall vessel

    Thanks for your answers. Very useful for me each one. Regards.
  2. eHerrera

    Circumferential welded joint (type 3) for a thick wall vessel

    dhengr: I don't have any problem with a existing weld, I have two sections from a shell vessel that I need to weld with a circumferential seam from outside, as "simple" like that. This job is considered a welded repair by API-510 (the repair code) and will be referenced by the design code ASME...
  3. eHerrera

    Circumferential welded joint (type 3) for a thick wall vessel

    Thanks GenB, but it's not possible to make a opening slightly oblong, if that were possible it would be a great solution. Thanks Don56, but where does that say? Any paragraph in ASME VIII-1 be explicit with that? UW-35 (a) is about ensure a complete penetration and full fusion. "this could be...
  4. eHerrera

    Circumferential welded joint (type 3) for a thick wall vessel

    Hello everyone. Currently, I'm evaluating to do a weld repair which involves to realize a circumferential weld within the main shell of a ASME VIII-1 pressure vessel with this features: Thickness = 2,5 in; Inside Diameter (ID)= 56 in. ASME VIII-1, UW-12 gives me three types of joints [Type...
  5. eHerrera

    asme b 31.3

    "Y" is just a coefficient of correction according to design temperature for materials. Table 304.1.1 shows this factor for t<D/6. This factor is from experimental measurements for materials.
  6. eHerrera

    Annular Plate &amp; Bottom Plate sizes for Storage taks

    Hi kvbalu2011. According to API 650, paragraph 5.4.1 "All bottom plates shall have corroded thickness of not less than 6 mm (0.236 in)..." That is the only limitation. About annular bottom plates, paragraph 5.5.3 refers to minimum thickness according to plate thickness and stress in first...

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