1. Material Verification

  • MTC & traceability check
  • Plate thickness & visual defects

2. Fabrication & Welding

  • Fit-up, alignment & nozzle location
  • WPS/PQR/Welder qualification verification
  • In-process visual inspection

3. NDT Testing

  • VT – 100%
  • PT / MT – surface defects
  • RT / UT – weld internal defects
  • PMI / Hardness (if required)

4. Dimensional Inspection

  • Overall dimensions & orientation
  • Flange face & internals check
  • Name plate verification

5. Pressure Test

  • Hydro test (1.3–1.5 × design pressure)
  • Leak & deformation check

6. Safety Devices

  • Safety valve & pressure gauge calibration
  • Level gauge functioning

7. Documentation Review

  • Drawings, MTC, WPS, NDT reports
  • PWHT & Hydro test report
  • Final inspection release

8. In-Service Inspection

  • Visual & thickness measurement
  • Corrosion monitoring
  • Periodic safety valve testing

Purpose: Ensure safety, statutory compliance & reliable operation.

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