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  • Users: GMEHL
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  1. GMEHL

    Relief Valve Location

    Hey All, I am looking to see if someone can help me with this, is there a code section that deals with the location/placement of a PSV/PRV Pressure Safety/Relief Valve. Meaning, that the valve should be affixed directly to piping or a pressure vessel, and the discharge should be piped through...
  2. GMEHL

    Lack of Fusion vs Lack of Penetration B31.5

    Shane, Thanks for the response, it makes a little more sense now after reviewing the charts and visuals on pages 83 to 86 in B31.3, and how it applies to acceptance criteria for Normal, "M", Cyclic, and "D". With that said, I am still struggling with the difference between Incomplete...
  3. GMEHL

    Lack of Fusion vs Lack of Penetration B31.5

    Hey All, I am having a hard time understanding the following code section: B31.5 - Refrigeration piping Section - 527.3.2(d)(4)(5) Butt Welds (d) The welding shall be such as to assure that the following requirements are met: (4)Incomplete Penetration. The total joint penetration shall not be...
  4. GMEHL

    ASME Air Reciever Piping Requirements

    Hello All, I am adding an edit to this post to clarify what I am looking for - I am after the actual ASME Code section that calls out or mandates the need for schedule 80 pipe from the tank to the first valve, that is all, if there is NO ASME code section call out, so be it, if there is please...

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