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Recent content by CobraS

  1. CobraS

    Dry Running Secondary Mechanical Seal

    When is dual unpressurized seal with dry running the secondary used? My situation: I have a pump for sour water service where a dual unpressurized cartridge with dry running secondary is used. I'm trying to prevent h2s from being released in case of a seal leak. I'm not sure whether dry...
  2. CobraS

    Slip on Flange with short radius elbows

    O and the code I'm following is B31.3. The nps is 4"
  3. CobraS

    Slip on Flange with short radius elbows

    Hi I was wondering is using a slip on flange on a short radius elbow against any codes or regulations? If it isn't what's the implications of using one (assuming that it's already been put in service)
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