Inspection and Test Plan for Fire Tube Boiler 

This page provides a sample inspection and test plan for fire tube boiler which is used in the fire tube boiler shop inspection. 

fire tube boiler inspection and test plan

Inspection and Test Plan for Fire Tube Boiler

You may also want to review boiler inspection and fire tube boiler inspection procedure/instruction articles. 

The ASME Code Section I 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 fire tube boiler manufacture shop.

Inspection and Test Plan for Fire Tube Boiler - Important Points

  • Checking weld procedure approval test and welder competency test records to ensure both are qualified in accordance with the code requirements.
  • Checking plate identities and compare with mill certification details.
  • Witnessing the marking of test plates for identification before they are cut from the parent plate.
  • Inspection welds preparations in shell plates and end plates after forming. Ensuring that correct test plates have been attached.
  • As applicable to the welding method used in accordance with the boiler manufacturers quality plan visually inspection on root runs on principal seams and plates, completion of first side and back-gouged groove and after completion of all welding
  • Examination results of non-destructive testing and review radiographs.
  • Witnessing required tests on previously selected test plates.
  • Visually inspection tacked weld set ups on standpipes and similar attachments and review after completion of welding.
  • Final visual examination after completion of all work including witness of hydrostatic test and internal/external examination. Review of heat treatment records.


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