Summary
The standard is divided into specific chapters focusing on different equipment types: General Rotor Repair : Core procedures for inspection and assessment. Equipment-Specific Chapters api+687+rotor+repair+pdf+download+better
For critical areas like bearing journals, seal areas, and impeller fits, API 687 typically prohibits the use of plating, metalizing, or plasma spray unless specifically authorized. Summary The standard is divided into specific chapters
: The standard specifies strict Non-Destructive Examination (NDE) criteria. For example, wet magnetic particle inspection is preferred over dry methods to avoid arcing on finished surfaces, and residual magnetism must be below 2.0 gauss . Raw NDE strip charts (not just a "pass/fail"