This standard specifies the basic parameters, technical requirements and inspection methods of external meshing and internal-external composite meshing toothed chains for motorcycles. This standard applies to toothed chains used in motorcycle engine timing and oil pumps and other mechanisms.
JB/T 10348-2013 Referenced Document
GB/T 20736 Fatigue test method for transmission precision roller chain
JB/T 10970 Chains testing rules of extrusion force