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Recent content by Rigrid

  1. Rigrid

    API 650 Pressure Limit

    MJCronin buddy, why do you have to offense people that way? do you feel great by doing this? anyway I'm an engineering graduate and work as a Mechanical Engineer, and please kindly do not use presumption when judging people LittleInch, thank you for the correction
  2. 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?
  3. Rigrid

    API 650 Pressure Limit

    hi everyone, thank you for the responses, I apologize that I cannot reply to each response, here what i can conclude from the discussion: - if we use absolute pressure then the pressure limit is 17 psi (IMHO, for absolute pressure it's not a must to add letter A) - if we use gauge pressure then...
  4. Rigrid

    API 650 Pressure Limit

    @mk3223 thank you for the answer, so API 650 standard was designed for Tank below Atmospheric Pressure? since the atmospheric pressure is 14.5 psi at ambient temperature, CMIIW
  5. 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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