Inspection and Test Plan for Shell and Tube Heat Exchanger 

This page provides a sample inspection and test plan for shell and tube heat exchanger which is used in the manufacuring process. 

shell and tube heat exchanger ITP

The I4I Academy API Source Inspector Fixed Equipment Course explaines requirements for inspection and test plans. 

Inspection and Test Plan for Shell and Tube Heat Exchanger 

You may also want to review heat exchanger inspection and shell and tube heat exchanger inspection procedure/instruction articles. 

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

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

Some others must only monitored and fully witnessing is 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 manufacturing shop and some others relay to quality control system of the 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 inspector in shell and tube heat exchanger manufacture shop.

Inspection and Test Plan for Shell and Tube Heat Exchanger - Important Points

  • All plates need to be identified against mill test certificates at the Vendor`s works before commencement of fabrication.
  • Mill inspection of materials.
  • Ensuring that welding procedure and welders are qualified before commencement of fabrication.
  • Checking fit-up and witness chipping-back of welded seams.
  • Wherever applicable, selecting spots for radiography.
  • If specified witnessing any crack detection, hardness checks, ultrasonic tests etc. Which are specified in drawing, specification, data sheet etc.
  • Reviewing of radiographs (spot check)
  • Witnessing all hydrostatic tests on shell and tube sides.
  • Complete dimensional checking for stacked units. This is to be carried out in the full assembly stage.
  • Checking that all material test certificates and where applicable, heat treatment charts are in order. Ensure that Vendor is familiar with the requirements regarding data books and see that the documentation is submitted without any delay.
  • Witnessing any further test required by purchaser


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