| 1. |
|
Approval of detailed fabrication drawings submitted by vendor discussing with client. |
| |
| 2. |
|
Preparing of bar chart discussing with vendor and client. |
| |
| 3. |
|
Material identification based on Mill / manufacturing certificate or testing at laboratories. |
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| 4. |
|
Stamp transfer on all pressure & non pressure parts (parts coming in contact with process fluid). |
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| 5. |
|
Approval of welding procedure specification & welders qualification test. |
| |
| 6. |
|
Witness of all laboratory test. |
| |
| 7. |
|
All set up of long seams & circ-seams, nozzles set up, Manhole hand hole & pads set up. |
| |
| 8. |
|
Chip-back D.P. Test after one side welding. |
| |
| 9. |
|
Viewing of radiography & ultrasonic test as per requirement. |
| |
| 10. |
|
Tubesheet inspection fro drilling holes, logaments, grooves and layout. |
| |
| 11. |
|
Mockup test of tube sheet to tube joint for pullout load test & detecting minimum leak path. |
| |
| 12. |
|
Air running trial with dummy support for checking deflection & noise vibration for agitators. |
| |
| 13. |
|
Hydraulic test at specified pressures. |
| |
| 14. |
|
Pneumatic test of mechanical seal at working pressure. |
| |
| 15. |
|
Running trial inside the vessel at working pressure. |
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| 16. |
|
Final dimensions and visual inspection. |
| |
| 17. |
|
Final inspection after acid cleaning and painting. |
| |
| 18. |
|
Packing & supporting of shaft inside the vessel & despatch instruction. |
| |
| 19. |
|
Submission of final documents. |
| |
