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  1. robertogrramos

    Theoretical question about incompressible fluid

    Hi all! I'm trying to get my head around something... on a pressure vessel with an ideal gas when there is a 'leak', or any output of the stored gas, if there is no inlet, the pressure inside the tank decreases (PV=nRT), right? But with a pressure vessel filled with water, that is...
  2. robertogrramos

    Hardness Diferrence Between Ring Gasket and Flange 316

    thread330-334986 Hello all! I have the same question as the thread referenced. The situation is, ASME B16.20 defines the maximum hardness for 316 rig-joint gasket 160BHN. But flanges ASTM A182 F316L does not have a hardness requirement. So how can I know the difference of hardness between the...
  3. robertogrramos

    Saddle without ribs?

    Hello, I'm new in this site and at this kind of work. But I was asked to verify some calculations of a pressure vessel design. The design is of a horizontal water boiler with 1500 l capacity (800mm radius) and 4,0 kg/cm2 pressure. I'm researching the subject, my main sources are ASME Division...

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