Inspection and Test Plan for Fin Tube Heat Exchanger or Air-Cooled Heat Exchager

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

Inspection and Test Plan for Fin Tube Heat Exchanger

You may also want to review heat exchabger inspection and fin tube heat exchanger inspection procedure/instruction articles. The ASME Code Section VIII Div.1 and API 661 requirements normally are used for inspection and test plan for fin tube heat exchanger 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 fin tube heat exchanger manufacture shop.

Inspection and Test Plan for Fin Tube Heat Exchanger or Air-Cooled Heat Exchanger - Important Points

• All plates need to be identified against mill test certificates at the Vendor`s works before commencement of fabrication.

• Checking test certificates of all materials for pippins, accessories, motors, gear box.

• ensuring that welding procedure and welders are qualified before commencement of fabrication

• Where applicable, selection spots for radiography and other non-destructive tests.

• If specified witnessing any crack detection, hardness checks, ultrasonic test etc.

• Reviewing of radiographs.

• Witnessing of hydrostatic test on complete bundle.

• Dimensionally checking and carrying out final inspection of complete bundles for quality of workmanship.

• Balancing of fans need to be witnessed by Vendor. Fans to undergo an assembly running test (fan gear & motor). This test needs to be witnessed.

• Fan rings to be dimensionally checked.

• Motors to be finally inspected. This included checking of test certificates to ensure that performance tests have been carried out in accordance with applicable specifications.

• Running tests on gearboxes to be witnessed, and gearing to be examined on completion.

• Structural steel work to be checked for quality of workmanship and spot-checked for dimensional accuracy.

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