To define minimum requirements for inspections, repairs, and quality control, ensuring that repaired rotors meet original equipment manufacturer (OEM) or improved performance standards.
The standard ensures that repairs return components to a safe, reliable state capable of at least of uninterrupted operation. what vs. why and API 687 Intro - All About Turbo Api 687 Rotor Repair Pdf Download--------
Utilizing controlled chemical or mechanical cleaning (such as bead blasting) to remove process fouling without altering base metal dimensions. To define minimum requirements for inspections, repairs, and
Carefully dismantling individual impellers, sleeves, and spacers from the shaft assembly if required. 2. Non-Destructive Testing (NDT) To define minimum requirements for inspections
Positive Material Identification (PMI) matches filler metals to base metal.