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  1. Andrewdroth

    Proper Interpretation of Shell Design

    I have a question regarding the wording of 5.6.1.1 in API 650. "The required shell thickness shall be greater of the design shell thickness, including any corrosion allowance, or the hydrostatic test shell thickness, but the shell thickness shall not be less than the following:" Does this mean...
  2. Andrewdroth

    API 620 Flush-Type Shell Connection - Area Coefficient

    Hi all, I'm having trouble with "Figure 5-13 Design Factors for Flush-Type Connections" were the values on the vertical axis of the chart are defined by the equation [(H+29)D+770]385h. The values on the vertical axis range from 0 to 1.25. I can not seem to achieve such low values with the...

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