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  1. albertaengineer

    PSV and ESD Valve maintenance Schedules

    In which ASME standard will I find recommendations for PSV and ESD valve maintenance and testing frequencies?
  2. albertaengineer

    ASME Maintenance Codes

    It appears there is a misconception whereby maintenance of petrochemical plants use ASME B31.3. However, I know there is a specific ASME standard relating to maintenance of petrochemical plants. My problem is that I forget what the standard is called. can anyone help?
  3. albertaengineer

    ASME Standard for 56" and 72" Flange and Bolt sizes

    I am looking for the dimensions for bolt and nuts for 56" and 72" 150# Wn Flanges. I am to torque these nuts, and do not know the dimensions I am unsure of which ASME standards to look at. Thanks.

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