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Recent content by thestephan

  1. thestephan

    When to apply "lethal service"?

    Dear all, ASME defines very well what to do in case of "lethal service". Unfortunately, there is no guideline under which conditions (substances, concentration, temperature etc.) the requirement of "lethal service" have to be used. Questions: Are there government regulation...
  2. thestephan

    Application of 2/3 rule for reboilers

    Dear all, we designed the low pressure side of reboilers with 2/3 the design pressure of the high pressure side. Doing that, we did not have to consider tube rupture (acc. to API). Does this mean that tube rupture can not happen or does it mean it can happen, but it is no design case for the...
  3. thestephan

    When do you have to apply "lethal service"?

    Dear all, ASME defines very well what to do in case of "lethal service". Unfortunately, there is no guideline under which conditions (substances, concentration, temperature etc.) the requirement of "lethal service" have to be used. Questions: Are there government regulation...
  4. thestephan

    2/3 rule for heat exchanger to avoid tube rupture case

    Dear all, we designed the low pressure side of reboilers with 2/3 the design pressure of the high pressure side. Doing that, we did not have to consider tube rupture (acc. to API). Does this mean that tube rupture can not happen or does it mean it can happen, but it is no design case for the...

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