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  1. pressure equipment engineer

    pressure relief valve settings per ASME SEC VIII div 1

    Correct, therefore one would use the "nominal thickness", in this example using 0.375" to calculate the MAWP.
  2. pressure equipment engineer

    pressure relief valve settings per ASME SEC VIII div 1

    I see in mandatory appendix 3 where MAWP is defined and it states "exclusive of corrosion allowance", correct?
  3. pressure equipment engineer

    pressure relief valve settings per ASME SEC VIII div 1

    Just to confirm my beliefs; The maximum set point of a PRV on a vessel with one PSV installed is the MAWP. The MAWP is defined as the maximum pressure calculated on a vessel using nominal thickness, exclusive of corrosion allowance. Therefore let us say that we have a 100" diameter shell with...
  4. pressure equipment engineer

    SEC VIII div 1 pressure testing requirements of replacement bundles?

    We are installing a replacement bundle today and the code hydrotest was not performed at the shop so we will be doing that after installation. My question is; must we hydrotest both sides of the exchanger bundle to 1.3 times design pressure or are we only required to test the highest design...

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