Inspection and Test Plan for Gas Turbine 

This page provides a sample inspection and test plan for gas turbine which is used in the gas turbine shop inspection. 

Inspection and Test Plan for Gas Turbine 

Gas Turbine Inspection and test plan

You may also want to review gas turbine inspection procedure/instruction article. 

The API 616 standard 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 thing, 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, monitored and reviewed by third party inspector in Gas Turbine manufacture shop.

Important Points

  • Gas Turbine casings to be identified against foundry test certificates and thicknesses checked to conform to approved drawings.
  • Witnessing hydrostatic test on Gas Turbine casings, Combustion chamber, Fuel systems and Auxiliary pressure vessels
  • Gas turbine rotor balance test need to be witnessed when specified
  • Gas turbine overspeed test when need to be witnessed when specified
  • Gas turbine mechanical running test need to be specified when specified
  • Witness the Gas turbine performance test
  • Inspection and final dimensional check on gas turbines need to be done


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