• What was changed in how Restrained-Expansion is calculated using ASME B31.4 code for the bend arc between version 11.04.00.01 and version 12.01.00.09?

    I was investigating discrepancies between a model run in version 11.04.00.10 and in version 12.01.00.09 using ASME B31.4 code. When a model created in v11 was opened in v12, total stress levels were observed to be 1-2% higher than in v11, with no changes…
  • Modeling Soil as Flowable Fill

    What is the best way to model flowable fill in Autopipe? I model direct buried piping systems all the time in sandy soil, but I'm looking for some advice as to how to best model flowable fill. The properties of flowable fill can vary greatly, but below…
  • V-Stop vs Line Stop in Vertical Pipe?

    I want to know what is the difference between using a line stop and a v-stop in a vertical pipe? If a v-stop is used with gaps 0mm, does it mean same as line stop with gap 0mm? In which condition of vertical pipe should we use line stop or v-stop…
  • Modeling Glass Lined Piping in Autopipe

    Hi All, As I am having Glass lined Piping with me for analysis but don't know how to model and do analysis in Autopipe. Your help is appreciated Thanks