

| Inspection and Test Plan Task | Vendor | TPI Inspection | Client |
|---|---|---|---|
| Mill test reports(inclusive heat treatment records) | H | R | R |
| Heat treatment execution, if specified | H | W | R |
| Painting, marking, coating, and color coding check | H | W | R |
| Visual and dimensional control | H | W | R |
| Metallographic examination, if applicable | H | W | R |
| Non-destructive testing (UT, RT, MT or PT) | H | R | R |
| Final visual inspection including packaging and quantity control | H | H | R |
| Hydrostatic test, if applicable | H | H | R |
| Documentation review prior to release(Final activity of Technical Inspection) | H | H | R |
| Pre-shipment Inspection | H | H | R |
Where,
H: Hold Point
W: Witness point
R: Review