Inspection and Test Plan for Pressure Vessel

The inspection and test plan for pressure vessel article provides you information about pressure vessel inspection and pressure vessel test in manufacturing shop. The draft Inspection and test plan for pressure vessel provided as well.

Click here if you like immediately review the Inspection & Test Plan for Pressure Vessel draft sheet.

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Pressure Vessel Inspections

Third Party Inspection for Pressure Vessel

The ASME Code Section VIII Div. 1 or 2 requirements normally are applied for inspection and test plan in pressure vessel manufacturing shop.

The witness of some inspection and test by third party inspector or authorized inspector is mandatory and cannot be waived.

Some others can only monitored and fully witnessing are not necessary, for these items, the inspection man-days etc. depends to the purchaser decision, some prefer stringent monitoring and even assign resident inspector in pressure vessel manufacturing shop and some others relay to quality control system of the pressure vessel manufacture and assign only few days for monitoring points.

These are some of inspection points which need to be witnessed, checked monitored and reviewed by third party or ASME authorized inspector.

Inspection and Test Plan for Pressure Vessel - Important Points

  • All plates need to be identified against mill test certificates at the Vendonr`s works before commencement of fabrication.
  • Ensuring that welding procedure and welders are qualified and welding electrodes are approved before commencement of fabrication.
  • Selection of location for spot radiography
  • Reviewing of radiographs
  • Witnessing of hydrostatic test
  • Dimensionally checking and carrying out final internal and external inspection for quality of workmanship.
  • Checking that all material test certificates and, where applicable, heat treatment charts are in order
  • If specified witnessing any crack detection, hardness checks, ultrasonic tests etc.
  • Checking fit-up and chipping-back of welded seams.
  • Monitoring welding process based WPS
  • Monitoring all NDE activities
  • Ensuring that Vendor is familiar with the requirements regarding data books and ensure that the documentation is submitted without any delay.
  • Checking internal lining of reactors and vessels (if applicable) to specifications.
  • Checking trays of each diameter and type, mock assembled in the shop. (for process towers)
  • Checking for interchangeability of parts, where applicable for process towers
  • Ensuring that any uncommon down comers are fully assembled and offered along with their respective trays. (for process towers)

Click here to see the Inspection & Test Plan for Pressure Vessel draft sheet.

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