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  1. maatoug

    how to calculate volume of nitrogen neded to fiil 27 km of pipe line 12 pouce

    thanks for all , Using nitrogen is expensive but my line will work after 3 years at least (phase 2 ) for that i cant leave it without nitrogen , i used dry air with acceptable dew point -14 . after i m gonna to preserve it with nitrogen. i wonder how to calculate the volume of N2 in liter...
  2. maatoug

    how to calculate volume of nitrogen neded to fiil 27 km of pipe line 12 pouce

    hi, yes i m purging th whole line in order to preserve it untill phase 2 , not for gas in , thanks
  3. maatoug

    how to calculate volume of nitrogen neded to fiil 27 km of pipe line 12 pouce

    hello how to calculate volume of nitrogen neded to fiil 27 km of pipe line 12 pouce at 0.3 bar
  4. maatoug

    using of HDPE chilled water pipes or carbon steel pipes

    agreed, better means later on in operation which is robust and maintainable. kind regards
  5. maatoug

    using of HDPE chilled water pipes or carbon steel pipes

    Please to advice , Which is better HDPE chilled water pipes or carbon steel pipes
  6. maatoug

    close drain position under or above ground

    agreed about access but what about process issues as example pumps if we can rich a fully drainage
  7. maatoug

    close drain position under or above ground

    hi every one , hope you are doing well, about a close drain vessel position under ground or above ground which the best solution? please advice
  8. maatoug

    NPSH margin in centrifugal pump

    thank you for all responses after the supplier This is the best possible value available for the required process conditions but in my datasheet the margin shall be at least in 1 m .
  9. maatoug

    NPSH margin in centrifugal pump

    hello hope you are doing well about the margin between NPSH disponible and NPSH required in centrifugal pump , with design pressure 11 barg design temperature 90 RPM 1200 process fluid water with traces of co2 and condensate discharge pressure 4 barg NPSH margin is 0.5 m , is it enough ?
  10. maatoug

    horizontal pressure vessel installation

    littleInch i hope this is more clear
  11. maatoug

    horizontal pressure vessel installation

    Hope you are doing well About horizontal pressure vessel installed 13m on a rack, upon installation and in order to achieve levelness the sliding plate was removed. Is removing the sliding plate acceptable and can the vessel slide freely without it on the rack?
  12. maatoug

    replacement of carbon steel pipe with HDPE pipes for chilled water

    thank you , my question it s only about the possibility of replacing carbon steel with HDPE in chilled water system for the following reasons -simple process and capable of producing consistent joints -reducing the risk of joint contamination -easy of assembly and to repair -reliable
  13. maatoug

    marking in pipes

    Hi, please i would ask you for marking mentioned in steel pipes for example where i can find the fabrication date and schedules . thanks in advance .
  14. maatoug

    replacement of carbon steel pipe with HDPE pipes for chilled water

    HI , please advice for the replacement of carbon steel pipe with HDPE pipes for chilled water system for the electrical substation . Regards .
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