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Precision parts inspection quality QC check:

The preshipment inspections for Precision parts, Machined parts, Machine components, Auto parts, Automobile Parts, Precision Tools, Tooling, Die-cast parts, Stamping parts, Punching parts etcs, the focus will mainly on measurements according to the drawings, and it is better to have a gauge to try on. Also the inspector will check:

  • On-site safety, regulation & function testing
  • Aesthetic, visual defects, workmanship, surface and function check
  • Packaging, safety and drop tests
  • Labels, markings, logos & barcodes check
  • Product specs, and special requirements check
  • Quantity & assortment verifying
  • Measurements & sizes check
precision parts inspection

As a random example, please find an onsite inspection checklist for Valves:

Drawing comparison-All the structure the same to client s drawing FAILED
Fitting check if applicable PASSED
Perform assembly test according the manual instruction step by step N/A
Fatigue test for all adjustable parts –S2 (20times at least) PASSED
Function test under the 30 bar intensity of pressure 3个大气压下测试漏水情况 FAILED
Test all detailed functions according to the instruction manual or listed on the gift box PASSED
check the coating thickness and net weight PASSED

3rd party preshipment products goods factory onsite inline final Random AQL PSI TPI FRI DUPRO third party on-site in-line pre-shipment QA control assurance services in China India Vietnam Thailand Malaysia Bangladesh Taiwan.