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  • Users: narmak32
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  1. narmak32

    2205 Duplex vs Carbon steel

    Hi Everyone, We are choosing a tube bundle for one our alkylation unit Heat exchangers. We have Water(City water and smetimes Fire pound water) with some caustic carry-over in the shell side and the product in the shell side.I have been given two options by inspection department. 1- SA- 179...
  2. narmak32

    Choosing material for a heat exchanger tube bundle

    Hi every one, We are looking to change our Stabilizer tower reboiler Tube Bundle. We use 250 psig steam in the tubes and hydrocarbon through the shell side. HCBN temperature reaches to 350 to 380 F. We use perchlorothylene (C2CL4)as a catalyst promoter to maintian chloride level of catalyst...
  3. narmak32

    unit material balance

    Hi every one, I am asked to start doing material balance for three different units. I have done that but not from the beginning. would anyone is able to give me some idea ? thanks

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