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  • Users: Mussha
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  1. Mussha

    PRV Design issue as process getting crystallization.(solid)

    In our storage Terphenyl Product tank, we are facing issues with Emergency Vent cover & Breather valve. The Emergency vent cover pops up within 100 mmWC while its set pressure is 150 mmWC and process crystalizes & cause continues passing. While Breather valves is not even passing and popping...
  2. Mussha

    ERV facing frequent chocking by process crystallization

    In our storage tanks Biphenyl Product tan & Terphenyl Product tank, there is problem in Emergency Vent cover for frequent chocking. The Emergency vent cover pops up within 100 mmWC while its set pressure is 150 mmWC and while overhauling we observed the process crystalizes due to which it...
  3. Mussha

    Heater coil design code

    we have heater coil, material of coil is SS310 , OD 89mm & 4.5mm thick. but one thing i noticed in the drawing is that the design code is ASME Sec-VIII div.I. is this suitable or they should go with API530 or else? Recently we observed bulging in the tube after 1.5yrs of service due to coking...
  4. Mussha

    SS304 getting Cl-SCC in 0.03% aqueous HCl+AlCl3+CaO+hydrocarbon

    We are in search of best suitable material for following condition as of now we have SS304 for which we are getting Cl-SCC in piping. 1. Max operating temperature is 90 degC.& process fluid is Benzene (45,123 kg)+ AlCl3 (800 kg)+ C14-C18 Olefin (20,922 kg)+ 32% HCl (10 kg)+ CaO (714 kg)+Filter...

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