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  • Users: Rigrid
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  1. Rigrid

    API 581 Pressure Unit

    Hi everyone, I wanted to know if whether API 581 (RBI) uses gauge pressure or absolute pressure in it's calculation?
  2. Rigrid

    API 650 Pressure Limit

    Hi everyone, related to AST API 650, I would like to discuss as follow: the pressure limit 2.5 psi means 14.5 psi + 2.5 psi, thus the pressure limit become 17 psi, is my understanding correct? please share your thought, appreciate your help

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