This standard specifies the cleanliness limits and measurement methods for the main parts and components of motorcycle and moped engines and the entire machine. This standard applies to motorcycle and moped engine cleanliness limits and measurement methods. Note: Cleanliness is expressed by the amount of impurities collected from designated parts using prescribed methods, and the unit is mg.
QC/T 683-2002 history
2002QC/T 683-2002 Motorcycle and moped engine cleanliness limits and measurement methods