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EngrPaper's latest activity

  • EngrPaper
    Concentric reducers lead to liquid pockets. Eccentric reducers (assuming flat on bottom) assure total draining. Concentric reducers can...
  • EngrPaper
    EngrPaper replied to the thread Lap joint flange facing.
    The hub of the lap joint forms a raised face. The backing ring sits behind the hub.
  • EngrPaper
    Concentric reducers are two concentric circles for inlet and outlet, they do not have a flat side. So when using concentric reducers...
  • EngrPaper
    Other way around there.
  • EngrPaper
    Shoes are a normal solution for this, especially if your pipe is insulated. Similarly, you can just rest the pipe on a non-metallic...
  • EngrPaper
    I second having multiple dip tubes. Having some manner of variable component would add complexity and error to a process that could...
  • EngrPaper
    EngrPaper replied to the thread Steam generation.
    The other limiting factor on the low temp available in your flue gas is the dew point. Flue gas often contains some nasties that you...
  • EngrPaper
    EngrPaper replied to the thread RPTFE vs PEEK ball valve seal.
    As long as both are okay for pressure and service, I would go with RPTFE. PEEK is great at high pressure, but can be a bear to turn...
  • EngrPaper
    EngrPaper replied to the thread Furnace design.
    Not my area of expertise, but I would think it would have to do with flame direction, flame length/velocity, and general shape of the...
  • EngrPaper
    EngrPaper replied to the thread Pipe wall thickness sizing.
    Confirming the above on a design pressure at a minimum of 290. Design pressure, and its coincident design temperature, are the physical...
  • EngrPaper
    EngrPaper replied to the thread Tech. Gathering Data for a PE.
    My thought is generally yes it can be. It is quite common for the field work to be done by techs, designers, or other surveyors for...
  • EngrPaper
    EngrPaper replied to the thread Steam piping.
    Yes - that is actually the only use case I have ever used stainless in steam piping before. Humidification system for a high purity...
  • EngrPaper
    EngrPaper replied to the thread Steam piping.
    Steam piping material selection is temperature dependent. In almost all cases, carbon steels are fine. If you are getting really hot...
  • EngrPaper
    So without doing any math, I would make a few changes. First, I would opt for a trapeze off the bottom of the W beams. That way you...

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