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  1. novriandi14

    Corrosion due to acid gas (NH3 & H2S) burning firebox vertical tube furnace

    Thanks Cloa & blacksmith37 Yes we consider regarding the high temperature corrosion but where i can find some reference regarding this matter? NH3 burn with the air to form NOx also decompose to N2 in very high temperature (in this problem furnace radian section limited to 843 oC and tube skin...
  2. novriandi14

    Corrosion due to acid gas (NH3 & H2S) burning firebox vertical tube furnace

    Dear all, We have furnace for crude oil service prior to fractionation column, the type are vertical multi coil where the inlet tube materials are A335 P9 & outlet tube A312 TP316. The furnace designed with combination fuel oil fuel & gas fuel. at this time we have a problem in our acid gas...

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